* installing to library ‘/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages’
* installing *source* package ‘xgboost’ ...
** package ‘xgboost’ successfully unpacked and MD5 sums checked
** using staged installation
checking Backtrace lib... 
checking whether the C++ compiler works... yes
checking for C++ compiler default output file name... a.out
checking for suffix of executables... 
checking whether we are cross compiling... no
checking for suffix of object files... o
checking whether the compiler supports GNU C++... yes
checking whether g++-14 -std=gnu++17 accepts -g... yes
checking for g++-14 -std=gnu++17 option to enable C++11 features... none needed
checking for backtrace in -lexecinfo... no
checking endian... 
configure: creating ./config.status
config.status: creating src/Makevars
** libs
Makevars:17: -DXGBOOST_STRICT_R_MODE=1
Makevars:17: -DDMLC_LOG_BEFORE_THROW=0
Makevars:17: -DDMLC_ENABLE_STD_THREAD=1
Makevars:17: -DDMLC_DISABLE_STDIN=1
Makevars:17: -DDMLC_LOG_CUSTOMIZE=1
Makevars:17: -DXGBOOST_CUSTOMIZE_LOGGER=1
Makevars:17: -DRABIT_CUSTOMIZE_MSG_
using C compiler: ‘gcc-14 (Debian 14.2.0-3) 14.2.0’
using C++ compiler: ‘g++-14 (Debian 14.2.0-3) 14.2.0’
using C++17
make[1]: Entering directory '/home/hornik/tmp/scratch/RtmpmGafVD/R.INSTALL328a0f4fb602be/xgboost/src'
Makevars:17: -DXGBOOST_STRICT_R_MODE=1
Makevars:17: -DDMLC_LOG_BEFORE_THROW=0
Makevars:17: -DDMLC_ENABLE_STD_THREAD=1
Makevars:17: -DDMLC_DISABLE_STDIN=1
Makevars:17: -DDMLC_LOG_CUSTOMIZE=1
Makevars:17: -DXGBOOST_CUSTOMIZE_LOGGER=1
Makevars:17: -DRABIT_CUSTOMIZE_MSG_
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c xgboost_R.cc -o xgboost_R.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from xgboost_R.cc:7:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c xgboost_custom.cc -o xgboost_custom.o
In file included from ./dmlc-core/include/../../src/common/../collective/communicator.h:5,
                 from ./dmlc-core/include/../../src/common/../collective/communicator-inl.h:7,
                 from ./dmlc-core/include/../../src/common/random.h:22,
                 from xgboost_custom.cc:6:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
gcc-14 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3   -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c init.c -o init.o
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/metric/metric.cc -o src/metric/metric.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from ./include/xgboost/metric.h:13,
                 from src/metric/metric.cc:7:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/metric/elementwise_metric.cc -o src/metric/elementwise_metric.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from ./include/xgboost/metric.h:13,
                 from src/metric/elementwise_metric.cu:10,
                 from src/metric/elementwise_metric.cc:7:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
In file included from ./dmlc-core/include/dmlc/registry.h:13,
                 from src/metric/elementwise_metric.cu:9:
./dmlc-core/include/dmlc/./logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_NE(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/metric/elementwise_metric.cu:349:7:   required from ‘double xgboost::metric::EvalEWiseBase<Policy>::Eval(const xgboost::HostDeviceVector<float>&, const xgboost::MetaInfo&) [with Policy = xgboost::metric::EvalTweedieNLogLik]’
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
src/metric/elementwise_metric.cu:344:10:   required from here
  344 |   double Eval(HostDeviceVector<bst_float> const& preds, const MetaInfo& info) override {
      |          ^~~~
./dmlc-core/include/dmlc/./logging.h:202:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  202 | DEFINE_CHECK_FUNC(_NE, !=)
      |                        ^
./dmlc-core/include/dmlc/./logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/metric/multiclass_metric.cc -o src/metric/multiclass_metric.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from ./include/xgboost/metric.h:13,
                 from src/metric/multiclass_metric.cu:7,
                 from src/metric/multiclass_metric.cc:7:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
In file included from ./dmlc-core/include/dmlc/registry.h:13,
                 from ./include/xgboost/metric.h:10:
./dmlc-core/include/dmlc/./logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_EQ(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/metric/multiclass_metric.cu:171:7:   required from ‘double xgboost::metric::EvalMClassBase<Derived>::Eval(const xgboost::HostDeviceVector<float>&, const xgboost::MetaInfo&) [with Derived = xgboost::metric::EvalMultiLogLoss]’
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
src/metric/multiclass_metric.cu:169:10:   required from here
  169 |   double Eval(const HostDeviceVector<float> &preds, const MetaInfo &info) override {
      |          ^~~~
./dmlc-core/include/dmlc/./logging.h:201:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  201 | DEFINE_CHECK_FUNC(_EQ, ==)
      |                        ^
./dmlc-core/include/dmlc/./logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/metric/rank_metric.cc -o src/metric/rank_metric.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from ./include/xgboost/metric.h:13,
                 from src/metric/rank_metric.cc:24:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/metric/auc.cc -o src/metric/auc.o
In file included from src/metric/../collective/communicator.h:5,
                 from src/metric/../collective/communicator-inl.h:7,
                 from src/metric/auc.h:13,
                 from src/metric/auc.cc:4:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
In file included from ./include/xgboost/logging.h:11,
                 from ./include/xgboost/json.h:8:
./dmlc-core/include/dmlc/logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_NE(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/metric/auc.cc:357:5:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/logging.h:202:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  202 | DEFINE_CHECK_FUNC(_NE, !=)
      |                        ^
./dmlc-core/include/dmlc/logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_GE(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/metric/auc.cc:215:3:   required from ‘std::pair<double, unsigned int> xgboost::metric::RankingAUC(const std::vector<float, std::allocator<float> >&, const xgboost::MetaInfo&, int32_t) [with bool is_roc = true; int32_t = int]’
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
src/metric/auc.cc:345:27:   required from here
  345 |           RankingAUC<true>(predts.ConstHostVector(), info, n_threads);
      |           ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
./dmlc-core/include/dmlc/logging.h:200:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  200 | DEFINE_CHECK_FUNC(_GE, >=)
      |                        ^
./dmlc-core/include/dmlc/logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_EQ(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/metric/auc.cc:84:5:   required from ‘double xgboost::metric::MultiClassOVR(xgboost::common::Span<const float>, const xgboost::MetaInfo&, size_t, int32_t, BinaryAUC&&) [with BinaryAUC = std::tuple<double, double, double> (&)(xgboost::common::Span<const float>, xgboost::linalg::TensorView<const float, 1>, xgboost::common::OptionalWeights); size_t = long unsigned int; int32_t = int]’
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
src/metric/auc.cc:359:26:   required from here
  359 |       auc = MultiClassOVR(predts.ConstHostVector(), info, n_classes, n_threads,
      |             ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  360 |                           BinaryROCAUC);
      |                           ~~~~~~~~~~~~~
./dmlc-core/include/dmlc/logging.h:201:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  201 | DEFINE_CHECK_FUNC(_EQ, ==)
      |                        ^
./dmlc-core/include/dmlc/logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/metric/survival_metric.cc -o src/metric/survival_metric.o
In file included from src/metric/survival_metric.cu:13,
                 from src/metric/survival_metric.cc:10:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/objective/objective.cc -o src/objective/objective.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from ./include/xgboost/objective.h:12,
                 from src/objective/objective.cc:7:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/objective/regression_obj.cc -o src/objective/regression_obj.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from ./include/xgboost/objective.h:12,
                 from src/objective/regression_obj.cu:9,
                 from src/objective/regression_obj.cc:17:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
In file included from ./dmlc-core/include/dmlc/registry.h:13,
                 from src/objective/regression_obj.cc:7:
./dmlc-core/include/dmlc/./logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_NE(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/objective/../common/stats.h:123:5:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/./logging.h:202:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  202 | DEFINE_CHECK_FUNC(_NE, !=)
      |                        ^
./dmlc-core/include/dmlc/./logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
In file included from src/objective/regression_obj.cu:17:
src/objective/../common/linalg_op.h: In instantiation of ‘void xgboost::linalg::ElementWiseKernelHost(TensorView<T, D>, int32_t, Fn&&) [with T = const float; int D = 2; Fn = xgboost::obj::PseudoHuberRegression::GetGradient(const xgboost::HostDeviceVector<float>&, const xgboost::MetaInfo&, int, xgboost::HostDeviceVector<xgboost::detail::GradientPairInternal<float> >*)::<lambda(size_t, float)>&; int32_t = int]’:
src/objective/../common/linalg_op.h:60:24:   required from ‘void xgboost::linalg::ElementWiseKernel(const xgboost::GenericParameter*, TensorView<T, D>, Fn&&) [with T = const float; int D = 2; Fn = xgboost::obj::PseudoHuberRegression::GetGradient(const xgboost::HostDeviceVector<float>&, const xgboost::MetaInfo&, int, xgboost::HostDeviceVector<xgboost::detail::GradientPairInternal<float> >*)::<lambda(size_t, float)>]’
   60 |   ElementWiseKernelHost(t, ctx->Threads(), fn);
      |   ~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
src/objective/regression_obj.cu:245:30:   required from here
  245 |     linalg::ElementWiseKernel(ctx_, labels, [=] XGBOOST_DEVICE(size_t i, float const y) mutable {
      |     ~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  246 |       auto sample_id = std::get<0>(linalg::UnravelIndex(i, labels.Shape()));
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  247 |       const float z = predt(i) - y;
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  248 |       const float scale_sqrt = std::sqrt(1 + common::Sqr(z) / common::Sqr(slope));
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  249 |       float grad = z / scale_sqrt;
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  250 | 
      |                               
  251 |       auto scale = common::Sqr(slope) + common::Sqr(z);
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  252 |       float hess = common::Sqr(slope) / (scale * scale_sqrt);
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  253 | 
      |                               
  254 |       auto w = weight[sample_id];
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~
  255 |       gpair(i) = {grad * w, hess * w};
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  256 |     });
      |     ~~                        
src/objective/../common/linalg_op.h:38:13: warning: possibly dangling reference to a temporary [-Wdangling-reference]
   38 |       auto& v = detail::Apply(t, linalg::UnravelIndex(i, t.Shape()));
      |             ^
src/objective/../common/linalg_op.h:38:30: note: the temporary was destroyed at the end of the full expression ‘xgboost::linalg::detail::Apply<xgboost::linalg::TensorView<const float, 2>&, std::tuple<long unsigned int, long unsigned int> >((* & t), xgboost::linalg::UnravelIndex(size_t, xgboost::common::Span<const long unsigned int, D>) [with long unsigned int D = 2; size_t = long unsigned int](xgboost::linalg::TensorView<T, kDim>::Shape() const [with T = const float; int kDim = 2]()))’
   38 |       auto& v = detail::Apply(t, linalg::UnravelIndex(i, t.Shape()));
      |                 ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/objective/../common/linalg_op.h: In instantiation of ‘void xgboost::linalg::ElementWiseKernelHost(TensorView<T, D>, int32_t, Fn&&) [with T = const float; int D = 2; Fn = xgboost::obj::MeanAbsoluteError::GetGradient(const xgboost::HostDeviceVector<float>&, const xgboost::MetaInfo&, int, xgboost::HostDeviceVector<xgboost::detail::GradientPairInternal<float> >*)::<lambda(size_t, float)>&; int32_t = int]’:
src/objective/../common/linalg_op.h:60:24:   required from ‘void xgboost::linalg::ElementWiseKernel(const xgboost::GenericParameter*, TensorView<T, D>, Fn&&) [with T = const float; int D = 2; Fn = xgboost::obj::MeanAbsoluteError::GetGradient(const xgboost::HostDeviceVector<float>&, const xgboost::MetaInfo&, int, xgboost::HostDeviceVector<xgboost::detail::GradientPairInternal<float> >*)::<lambda(size_t, float)>]’
   60 |   ElementWiseKernelHost(t, ctx->Threads(), fn);
      |   ~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
src/objective/regression_obj.cu:696:30:   required from here
  696 |     linalg::ElementWiseKernel(ctx_, labels, [=] XGBOOST_DEVICE(size_t i, float const y) mutable {
      |     ~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  697 |       auto sign = [](auto x) {
      |       ~~~~~~~~~~~~~~~~~~~~~~~~
  698 |         return (x > static_cast<decltype(x)>(0)) - (x < static_cast<decltype(x)>(0));
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  699 |       };
      |       ~~                      
  700 |       auto sample_id = std::get<0>(linalg::UnravelIndex(i, labels.Shape()));
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  701 |       auto grad = sign(predt(i) - y) * weight[i];
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  702 |       auto hess = weight[sample_id];
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  703 |       gpair(i) = GradientPair{grad, hess};
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  704 |     });
      |     ~~                        
src/objective/../common/linalg_op.h:38:13: warning: possibly dangling reference to a temporary [-Wdangling-reference]
   38 |       auto& v = detail::Apply(t, linalg::UnravelIndex(i, t.Shape()));
      |             ^
src/objective/../common/linalg_op.h:38:30: note: the temporary was destroyed at the end of the full expression ‘xgboost::linalg::detail::Apply<xgboost::linalg::TensorView<const float, 2>&, std::tuple<long unsigned int, long unsigned int> >((* & t), xgboost::linalg::UnravelIndex(size_t, xgboost::common::Span<const long unsigned int, D>) [with long unsigned int D = 2; size_t = long unsigned int](xgboost::linalg::TensorView<T, kDim>::Shape() const [with T = const float; int kDim = 2]()))’
   38 |       auto& v = detail::Apply(t, linalg::UnravelIndex(i, t.Shape()));
      |                 ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/objective/multiclass_obj.cc -o src/objective/multiclass_obj.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from src/objective/multiclass_obj.cu:15,
                 from src/objective/multiclass_obj.cc:17:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
In file included from ./dmlc-core/include/dmlc/registry.h:13,
                 from src/objective/multiclass_obj.cc:7:
./dmlc-core/include/dmlc/./logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_EQ(const X&, const Y&) [with X = long unsigned int; Y = long int]’:
src/objective/multiclass_obj.cu:85:7:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/./logging.h:201:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const long int’ [-Wsign-compare]
  201 | DEFINE_CHECK_FUNC(_EQ, ==)
      |                        ^
./dmlc-core/include/dmlc/./logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/objective/rank_obj.cc -o src/objective/rank_obj.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from ./include/xgboost/objective.h:12,
                 from src/objective/rank_obj.cu:7,
                 from src/objective/rank_obj.cc:16:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/objective/hinge.cc -o src/objective/hinge.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from ./include/xgboost/objective.h:12,
                 from src/objective/hinge.cu:7,
                 from src/objective/hinge.cc:17:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/objective/aft_obj.cc -o src/objective/aft_obj.o
In file included from src/objective/aft_obj.cu:14,
                 from src/objective/aft_obj.cc:20:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/objective/adaptive.cc -o src/objective/adaptive.o
In file included from src/objective/../collective/communicator.h:5,
                 from src/objective/../collective/communicator-inl.h:7,
                 from src/objective/adaptive.h:10,
                 from src/objective/adaptive.cc:4:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
In file included from ./include/xgboost/logging.h:11,
                 from ./include/xgboost/json.h:8:
./dmlc-core/include/dmlc/logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_NE(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/objective/../common/stats.h:123:5:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/logging.h:202:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  202 | DEFINE_CHECK_FUNC(_NE, !=)
      |                        ^
./dmlc-core/include/dmlc/logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_GT(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/objective/adaptive.cc:51:3:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/logging.h:198:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  198 | DEFINE_CHECK_FUNC(_GT, >)
      |                        ^
./dmlc-core/include/dmlc/logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_EQ(const X&, const Y&) [with X = long int; Y = long unsigned int]’:
src/objective/adaptive.cc:58:3:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/logging.h:201:24: warning: comparison of integer expressions of different signedness: ‘const long int’ and ‘const long unsigned int’ [-Wsign-compare]
  201 | DEFINE_CHECK_FUNC(_EQ, ==)
      |                        ^
./dmlc-core/include/dmlc/logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/gbm/gbm.cc -o src/gbm/gbm.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from ./include/xgboost/gbm.h:14,
                 from src/gbm/gbm.cc:11:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/gbm/gbtree.cc -o src/gbm/gbtree.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from src/gbm/gbtree.h:21,
                 from src/gbm/gbtree.cc:7:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
In file included from ./dmlc-core/include/dmlc/./io.h:15,
                 from ./dmlc-core/include/dmlc/data.h:14,
                 from ./include/xgboost/data.h:11:
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_NE(const X&, const Y&) [with X = unsigned int; Y = int]’:
src/gbm/gbtree.h:251:5:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/././logging.h:202:24: warning: comparison of integer expressions of different signedness: ‘const unsigned int’ and ‘const int’ [-Wsign-compare]
  202 | DEFINE_CHECK_FUNC(_NE, !=)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_LE(const X&, const Y&) [with X = int; Y = long unsigned int]’:
src/gbm/gbtree.h:312:9:   required from ‘xgboost::gbm::GBTree::FeatureScore(const std::string&, xgboost::common::Span<const int>, std::vector<unsigned int>*, std::vector<float, std::allocator<float> >*) const::<lambda(auto:5)> [with auto:5 = xgboost::gbm::GBTree::FeatureScore(const std::string&, xgboost::common::Span<const int>, std::vector<unsigned int>*, std::vector<float, std::allocator<float> >*) const::<lambda(const auto:6&, xgboost::bst_node_t, xgboost::bst_feature_t)>]’
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
src/gbm/gbtree.h:326:16:   required from here
  326 |       add_score([&](auto const&, bst_node_t, bst_feature_t split) {
      |       ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  327 |         gain_map[split] = split_counts[split];
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  328 |       });
      |       ~~        
./dmlc-core/include/dmlc/././logging.h:199:24: warning: comparison of integer expressions of different signedness: ‘const int’ and ‘const long unsigned int’ [-Wsign-compare]
  199 | DEFINE_CHECK_FUNC(_LE, <=)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_EQ(const X&, const Y&) [with X = unsigned int; Y = int]’:
src/gbm/gbtree.h:373:5:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/././logging.h:201:24: warning: comparison of integer expressions of different signedness: ‘const unsigned int’ and ‘const int’ [-Wsign-compare]
  201 | DEFINE_CHECK_FUNC(_EQ, ==)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_LT(const X&, const Y&) [with X = int; Y = unsigned int]’:
src/gbm/gbtree.h:179:7:   required from ‘bool xgboost::gbm::detail::SliceTrees(int32_t, int32_t, int32_t, const xgboost::gbm::GBTreeModel&, uint32_t, Func) [with Func = xgboost::gbm::GBTree::Slice(int32_t, int32_t, int32_t, xgboost::GradientBooster*, bool*) const::<lambda(const auto:9&, const auto:10&)>; int32_t = int; uint32_t = unsigned int]’
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
src/gbm/gbtree.cc:505:37:   required from here
  505 |   *out_of_bound = detail::SliceTrees(layer_begin, layer_end, step, this->model_, layer_trees,
      |                   ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  506 |                                      [&](auto const& in_it, auto const& out_it) {
      |                                      ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  507 |                                        auto new_tree =
      |                                        ~~~~~~~~~~~~~~~
  508 |                                            std::make_unique<RegTree>(*this->model_.trees.at(in_it));
      |                                            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  509 |                                        bst_group_t group = this->model_.tree_info[in_it];
      |                                        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  510 |                                        out_trees.at(out_it) = std::move(new_tree);
      |                                        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  511 |                                        out_trees_info.at(out_it) = group;
      |                                        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  512 |                                      });
      |                                      ~~
./dmlc-core/include/dmlc/././logging.h:197:24: warning: comparison of integer expressions of different signedness: ‘const int’ and ‘const unsigned int’ [-Wsign-compare]
  197 | DEFINE_CHECK_FUNC(_LT, <)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/gbm/gbtree_model.cc -o src/gbm/gbtree_model.o
In file included from src/gbm/gbtree_model.cc:6:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
In file included from ./include/xgboost/logging.h:11,
                 from ./include/xgboost/json.h:8:
./dmlc-core/include/dmlc/logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_NE(const X&, const Y&) [with X = unsigned int; Y = int]’:
src/gbm/gbtree.h:251:5:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/logging.h:202:24: warning: comparison of integer expressions of different signedness: ‘const unsigned int’ and ‘const int’ [-Wsign-compare]
  202 | DEFINE_CHECK_FUNC(_NE, !=)
      |                        ^
./dmlc-core/include/dmlc/logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_LE(const X&, const Y&) [with X = int; Y = long unsigned int]’:
src/gbm/gbtree.h:312:9:   required from ‘xgboost::gbm::GBTree::FeatureScore(const std::string&, xgboost::common::Span<const int>, std::vector<unsigned int>*, std::vector<float, std::allocator<float> >*) const::<lambda(auto:5)> [with auto:5 = xgboost::gbm::GBTree::FeatureScore(const std::string&, xgboost::common::Span<const int>, std::vector<unsigned int>*, std::vector<float, std::allocator<float> >*) const::<lambda(const auto:6&, xgboost::bst_node_t, xgboost::bst_feature_t)>]’
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
src/gbm/gbtree.h:326:16:   required from here
  326 |       add_score([&](auto const&, bst_node_t, bst_feature_t split) {
      |       ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  327 |         gain_map[split] = split_counts[split];
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  328 |       });
      |       ~~        
./dmlc-core/include/dmlc/logging.h:199:24: warning: comparison of integer expressions of different signedness: ‘const int’ and ‘const long unsigned int’ [-Wsign-compare]
  199 | DEFINE_CHECK_FUNC(_LE, <=)
      |                        ^
./dmlc-core/include/dmlc/logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_EQ(const X&, const Y&) [with X = unsigned int; Y = int]’:
src/gbm/gbtree.h:373:5:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/logging.h:201:24: warning: comparison of integer expressions of different signedness: ‘const unsigned int’ and ‘const int’ [-Wsign-compare]
  201 | DEFINE_CHECK_FUNC(_EQ, ==)
      |                        ^
./dmlc-core/include/dmlc/logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/gbm/gblinear.cc -o src/gbm/gblinear.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from ./include/xgboost/gbm.h:14,
                 from src/gbm/gblinear.cc:17:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
In file included from ./dmlc-core/include/dmlc/./json.h:24,
                 from ./dmlc-core/include/dmlc/parameter.h:26,
                 from src/gbm/gblinear.cc:9:
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_EQ(const X&, const Y&) [with X = unsigned int; Y = int]’:
src/gbm/gblinear.cc:66:3:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/././logging.h:201:24: warning: comparison of integer expressions of different signedness: ‘const unsigned int’ and ‘const int’ [-Wsign-compare]
  201 | DEFINE_CHECK_FUNC(_EQ, ==)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/gbm/gblinear_model.cc -o src/gbm/gblinear_model.o
In file included from src/gbm/gblinear_model.cc:7:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h: In instantiation of ‘class xgboost::JsonTypedArray<float, xgboost::Value::ValueKind::kNumberArray>’:
src/gbm/gblinear_model.cc:17:12:   required from here
   17 |   F32Array j_weights{n_weights};
      |            ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:148:7: note:   by ‘xgboost::JsonTypedArray<float, xgboost::Value::ValueKind::kNumberArray>& xgboost::JsonTypedArray<float, xgboost::Value::ValueKind::kNumberArray>::operator=(const xgboost::JsonTypedArray<float, xgboost::Value::ValueKind::kNumberArray>&)’
  148 | class JsonTypedArray : public Value {
      |       ^~~~~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/data/simple_dmatrix.cc -o src/data/simple_dmatrix.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from src/data/simple_dmatrix.cc:12:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
In file included from ./dmlc-core/include/dmlc/./io.h:15,
                 from ./dmlc-core/include/dmlc/data.h:14,
                 from ./include/xgboost/data.h:11:
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_GE(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/data/../common/quantile.h:714:3:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/././logging.h:200:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  200 | DEFINE_CHECK_FUNC(_GE, >=)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_EQ(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/data/../common/row_set.h:101:7:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/././logging.h:201:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  201 | DEFINE_CHECK_FUNC(_EQ, ==)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_LT(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/data/array_interface.h:227:7:   required from ‘static void xgboost::ArrayInterfaceHandler::ExtractShape(const xgboost::JsonObject::Map&, size_t (&)[D]) [with int D = 2; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >; size_t = long unsigned int]’
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
src/data/array_interface.h:392:40:   required from ‘void xgboost::ArrayInterface<D, allow_mask>::Initialize(const xgboost::JsonObject::Map&) [with int D = 2; bool allow_mask = false; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >]’
  392 |     ArrayInterfaceHandler::ExtractShape(array, shape);
      |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
src/data/array_interface.h:429:61:   required from ‘xgboost::ArrayInterface<D, allow_mask>::ArrayInterface(const xgboost::JsonObject::Map&) [with int D = 2; bool allow_mask = false; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >]’
  429 |   explicit ArrayInterface(Object::Map const &array) { this->Initialize(array); }
      |                                                       ~~~~~~^~~~~~~~~~
src/data/adapter.h:300:62:   required from here
  300 |     array_interface_ = ArrayInterface<2>(get<Object const>(j));
      |                                                              ^
./dmlc-core/include/dmlc/././logging.h:197:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  197 | DEFINE_CHECK_FUNC(_LT, <)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/data/data.cc -o src/data/data.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from src/data/data.cc:5:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
In file included from ./dmlc-core/include/dmlc/./io.h:15,
                 from ./dmlc-core/include/dmlc/data.h:14,
                 from ./include/xgboost/data.h:11:
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_EQ(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/data/../data/array_interface.h:154:7:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/././logging.h:201:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  201 | DEFINE_CHECK_FUNC(_EQ, ==)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_GE(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/data/./../common/quantile.h:714:3:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/././logging.h:200:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  200 | DEFINE_CHECK_FUNC(_GE, >=)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_GE(const X&, const Y&) [with X = unsigned int; Y = int]’:
src/data/./sparse_page_source.h:266:7:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/././logging.h:200:24: warning: comparison of integer expressions of different signedness: ‘const unsigned int’ and ‘const int’ [-Wsign-compare]
  200 | DEFINE_CHECK_FUNC(_GE, >=)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_EQ(const X&, const Y&) [with X = int; Y = long unsigned int]’:
src/data/data.cc:237:3:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/././logging.h:201:24: warning: comparison of integer expressions of different signedness: ‘const int’ and ‘const long unsigned int’ [-Wsign-compare]
  201 | DEFINE_CHECK_FUNC(_EQ, ==)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_NE(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/data/data.cc:657:5:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/././logging.h:202:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  202 | DEFINE_CHECK_FUNC(_NE, !=)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_GT(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/data/./sparse_page_source.h:119:5:   required from ‘bool xgboost::data::SparsePageSourceImpl<S>::ReadCache() [with S = xgboost::SparsePage]’
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
src/data/./sparse_page_source.h:222:25:   required from here
  222 |     if (!this->ReadCache()) {
      |          ~~~~~~~~~~~~~~~^~
./dmlc-core/include/dmlc/././logging.h:198:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  198 | DEFINE_CHECK_FUNC(_GT, >)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_EQ(const X&, const Y&) [with X = long int; Y = long unsigned int]’:
src/data/./sparse_page_source.h:144:5:   required from ‘bool xgboost::data::SparsePageSourceImpl<S>::ReadCache() [with S = xgboost::SparsePage]’
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
src/data/./sparse_page_source.h:222:25:   required from here
  222 |     if (!this->ReadCache()) {
      |          ~~~~~~~~~~~~~~~^~
./dmlc-core/include/dmlc/././logging.h:201:24: warning: comparison of integer expressions of different signedness: ‘const long int’ and ‘const long unsigned int’ [-Wsign-compare]
  201 | DEFINE_CHECK_FUNC(_EQ, ==)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_LT(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/data/../data/array_interface.h:227:7:   required from ‘static void xgboost::ArrayInterfaceHandler::ExtractShape(const xgboost::JsonObject::Map&, size_t (&)[D]) [with int D = 2; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >; size_t = long unsigned int]’
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
src/data/../data/array_interface.h:392:40:   required from ‘void xgboost::ArrayInterface<D, allow_mask>::Initialize(const xgboost::JsonObject::Map&) [with int D = 2; bool allow_mask = false; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >]’
  392 |     ArrayInterfaceHandler::ExtractShape(array, shape);
      |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
src/data/../data/array_interface.h:429:61:   required from ‘xgboost::ArrayInterface<D, allow_mask>::ArrayInterface(const xgboost::JsonObject::Map&) [with int D = 2; bool allow_mask = false; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >]’
  429 |   explicit ArrayInterface(Object::Map const &array) { this->Initialize(array); }
      |                                                       ~~~~~~^~~~~~~~~~
src/data/../data/adapter.h:300:62:   required from here
  300 |     array_interface_ = ArrayInterface<2>(get<Object const>(j));
      |                                                              ^
./dmlc-core/include/dmlc/././logging.h:197:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  197 | DEFINE_CHECK_FUNC(_LT, <)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/data/sparse_page_raw_format.cc -o src/data/sparse_page_raw_format.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from src/data/sparse_page_raw_format.cc:6:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/data/ellpack_page.cc -o src/data/ellpack_page.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from src/data/ellpack_page.cc:6:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/data/gradient_index.cc -o src/data/gradient_index.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from src/data/../common/categorical.h:12,
                 from src/data/gradient_index.h:14,
                 from src/data/gradient_index.cc:5:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
In file included from src/data/gradient_index.cc:12:
src/data/../common/column_matrix.h: In instantiation of ‘auto xgboost::common::ColumnMatrix::DenseColumn(xgboost::bst_feature_t) const [with BinIdxType = unsigned char; bool any_missing = true; xgboost::bst_feature_t = unsigned int]’:
src/data/gradient_index.cc:197:69:   required from ‘xgboost::GHistIndexMatrix::GetFvalue(const std::vector<unsigned int>&, const std::vector<float, std::allocator<float> >&, const std::vector<float, std::allocator<float> >&, xgboost::bst_row_t, xgboost::bst_feature_t, bool) const::<lambda(auto:22)> [with auto:22 = unsigned char]’
  197 |           auto column = columns_->DenseColumn<decltype(dtype), true>(fidx);
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
src/data/../common/hist_util.h:189:16:   required from ‘auto xgboost::common::DispatchBinType(BinTypeSize, Fn&&) [with Fn = xgboost::GHistIndexMatrix::GetFvalue(const std::vector<unsigned int>&, const std::vector<float, std::allocator<float> >&, const std::vector<float, std::allocator<float> >&, xgboost::bst_row_t, xgboost::bst_feature_t, bool) const::<lambda(auto:22)>]’
  189 |       return fn(uint8_t{});
      |              ~~^~~~~~~~~~~
src/data/gradient_index.cc:196:39:   required from here
  196 |         return common::DispatchBinType(columns_->GetTypeSize(), [&](auto dtype) {
      |                ~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  197 |           auto column = columns_->DenseColumn<decltype(dtype), true>(fidx);
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  198 |           return get_bin_val(column);
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~  
  199 |         });
      |         ~~                             
src/data/../common/column_matrix.h:260:94: warning: moving a temporary object prevents copy elision [-Wpessimizing-move]
  260 |         bin_index, static_cast<bst_bin_t>(index_base_[fidx]), missing_flags_, feature_offset});
      |                                                                                              ^
src/data/../common/column_matrix.h:260:94: note: remove ‘std::move’ call
src/data/../common/column_matrix.h: In instantiation of ‘auto xgboost::common::ColumnMatrix::DenseColumn(xgboost::bst_feature_t) const [with BinIdxType = short unsigned int; bool any_missing = true; xgboost::bst_feature_t = unsigned int]’:
src/data/gradient_index.cc:197:69:   required from ‘xgboost::GHistIndexMatrix::GetFvalue(const std::vector<unsigned int>&, const std::vector<float, std::allocator<float> >&, const std::vector<float, std::allocator<float> >&, xgboost::bst_row_t, xgboost::bst_feature_t, bool) const::<lambda(auto:22)> [with auto:22 = short unsigned int]’
  197 |           auto column = columns_->DenseColumn<decltype(dtype), true>(fidx);
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
src/data/../common/hist_util.h:192:16:   required from ‘auto xgboost::common::DispatchBinType(BinTypeSize, Fn&&) [with Fn = xgboost::GHistIndexMatrix::GetFvalue(const std::vector<unsigned int>&, const std::vector<float, std::allocator<float> >&, const std::vector<float, std::allocator<float> >&, xgboost::bst_row_t, xgboost::bst_feature_t, bool) const::<lambda(auto:22)>]’
  192 |       return fn(uint16_t{});
      |              ~~^~~~~~~~~~~~
src/data/gradient_index.cc:196:39:   required from here
  196 |         return common::DispatchBinType(columns_->GetTypeSize(), [&](auto dtype) {
      |                ~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  197 |           auto column = columns_->DenseColumn<decltype(dtype), true>(fidx);
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  198 |           return get_bin_val(column);
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~  
  199 |         });
      |         ~~                             
src/data/../common/column_matrix.h:260:94: warning: moving a temporary object prevents copy elision [-Wpessimizing-move]
  260 |         bin_index, static_cast<bst_bin_t>(index_base_[fidx]), missing_flags_, feature_offset});
      |                                                                                              ^
src/data/../common/column_matrix.h:260:94: note: remove ‘std::move’ call
src/data/../common/column_matrix.h: In instantiation of ‘auto xgboost::common::ColumnMatrix::DenseColumn(xgboost::bst_feature_t) const [with BinIdxType = unsigned int; bool any_missing = true; xgboost::bst_feature_t = unsigned int]’:
src/data/gradient_index.cc:197:69:   required from ‘xgboost::GHistIndexMatrix::GetFvalue(const std::vector<unsigned int>&, const std::vector<float, std::allocator<float> >&, const std::vector<float, std::allocator<float> >&, xgboost::bst_row_t, xgboost::bst_feature_t, bool) const::<lambda(auto:22)> [with auto:22 = unsigned int]’
  197 |           auto column = columns_->DenseColumn<decltype(dtype), true>(fidx);
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
src/data/../common/hist_util.h:195:16:   required from ‘auto xgboost::common::DispatchBinType(BinTypeSize, Fn&&) [with Fn = xgboost::GHistIndexMatrix::GetFvalue(const std::vector<unsigned int>&, const std::vector<float, std::allocator<float> >&, const std::vector<float, std::allocator<float> >&, xgboost::bst_row_t, xgboost::bst_feature_t, bool) const::<lambda(auto:22)>]’
  195 |       return fn(uint32_t{});
      |              ~~^~~~~~~~~~~~
src/data/gradient_index.cc:196:39:   required from here
  196 |         return common::DispatchBinType(columns_->GetTypeSize(), [&](auto dtype) {
      |                ~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  197 |           auto column = columns_->DenseColumn<decltype(dtype), true>(fidx);
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  198 |           return get_bin_val(column);
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~  
  199 |         });
      |         ~~                             
src/data/../common/column_matrix.h:260:94: warning: moving a temporary object prevents copy elision [-Wpessimizing-move]
  260 |         bin_index, static_cast<bst_bin_t>(index_base_[fidx]), missing_flags_, feature_offset});
      |                                                                                              ^
src/data/../common/column_matrix.h:260:94: note: remove ‘std::move’ call
src/data/../common/column_matrix.h: In instantiation of ‘auto xgboost::common::ColumnMatrix::DenseColumn(xgboost::bst_feature_t) const [with BinIdxType = unsigned char; bool any_missing = false; xgboost::bst_feature_t = unsigned int]’:
src/data/gradient_index.cc:202:70:   required from ‘xgboost::GHistIndexMatrix::GetFvalue(const std::vector<unsigned int>&, const std::vector<float, std::allocator<float> >&, const std::vector<float, std::allocator<float> >&, xgboost::bst_row_t, xgboost::bst_feature_t, bool) const::<lambda(auto:23)> [with auto:23 = unsigned char]’
  202 |           auto column = columns_->DenseColumn<decltype(dtype), false>(fidx);
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
src/data/../common/hist_util.h:189:16:   required from ‘auto xgboost::common::DispatchBinType(BinTypeSize, Fn&&) [with Fn = xgboost::GHistIndexMatrix::GetFvalue(const std::vector<unsigned int>&, const std::vector<float, std::allocator<float> >&, const std::vector<float, std::allocator<float> >&, xgboost::bst_row_t, xgboost::bst_feature_t, bool) const::<lambda(auto:23)>]’
  189 |       return fn(uint8_t{});
      |              ~~^~~~~~~~~~~
src/data/gradient_index.cc:201:39:   required from here
  201 |         return common::DispatchBinType(columns_->GetTypeSize(), [&](auto dtype) {
      |                ~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  202 |           auto column = columns_->DenseColumn<decltype(dtype), false>(fidx);
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  203 |           auto bin_idx = column[ridx];
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 
  204 |           return common::HistogramCuts::NumericBinValue(ptrs, values, mins, fidx, bin_idx);
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  205 |         });
      |         ~~                             
src/data/../common/column_matrix.h:260:94: warning: moving a temporary object prevents copy elision [-Wpessimizing-move]
  260 |         bin_index, static_cast<bst_bin_t>(index_base_[fidx]), missing_flags_, feature_offset});
      |                                                                                              ^
src/data/../common/column_matrix.h:260:94: note: remove ‘std::move’ call
src/data/../common/column_matrix.h: In instantiation of ‘auto xgboost::common::ColumnMatrix::DenseColumn(xgboost::bst_feature_t) const [with BinIdxType = short unsigned int; bool any_missing = false; xgboost::bst_feature_t = unsigned int]’:
src/data/gradient_index.cc:202:70:   required from ‘xgboost::GHistIndexMatrix::GetFvalue(const std::vector<unsigned int>&, const std::vector<float, std::allocator<float> >&, const std::vector<float, std::allocator<float> >&, xgboost::bst_row_t, xgboost::bst_feature_t, bool) const::<lambda(auto:23)> [with auto:23 = short unsigned int]’
  202 |           auto column = columns_->DenseColumn<decltype(dtype), false>(fidx);
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
src/data/../common/hist_util.h:192:16:   required from ‘auto xgboost::common::DispatchBinType(BinTypeSize, Fn&&) [with Fn = xgboost::GHistIndexMatrix::GetFvalue(const std::vector<unsigned int>&, const std::vector<float, std::allocator<float> >&, const std::vector<float, std::allocator<float> >&, xgboost::bst_row_t, xgboost::bst_feature_t, bool) const::<lambda(auto:23)>]’
  192 |       return fn(uint16_t{});
      |              ~~^~~~~~~~~~~~
src/data/gradient_index.cc:201:39:   required from here
  201 |         return common::DispatchBinType(columns_->GetTypeSize(), [&](auto dtype) {
      |                ~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  202 |           auto column = columns_->DenseColumn<decltype(dtype), false>(fidx);
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  203 |           auto bin_idx = column[ridx];
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 
  204 |           return common::HistogramCuts::NumericBinValue(ptrs, values, mins, fidx, bin_idx);
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  205 |         });
      |         ~~                             
src/data/../common/column_matrix.h:260:94: warning: moving a temporary object prevents copy elision [-Wpessimizing-move]
  260 |         bin_index, static_cast<bst_bin_t>(index_base_[fidx]), missing_flags_, feature_offset});
      |                                                                                              ^
src/data/../common/column_matrix.h:260:94: note: remove ‘std::move’ call
src/data/../common/column_matrix.h: In instantiation of ‘auto xgboost::common::ColumnMatrix::DenseColumn(xgboost::bst_feature_t) const [with BinIdxType = unsigned int; bool any_missing = false; xgboost::bst_feature_t = unsigned int]’:
src/data/gradient_index.cc:202:70:   required from ‘xgboost::GHistIndexMatrix::GetFvalue(const std::vector<unsigned int>&, const std::vector<float, std::allocator<float> >&, const std::vector<float, std::allocator<float> >&, xgboost::bst_row_t, xgboost::bst_feature_t, bool) const::<lambda(auto:23)> [with auto:23 = unsigned int]’
  202 |           auto column = columns_->DenseColumn<decltype(dtype), false>(fidx);
      |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
src/data/../common/hist_util.h:195:16:   required from ‘auto xgboost::common::DispatchBinType(BinTypeSize, Fn&&) [with Fn = xgboost::GHistIndexMatrix::GetFvalue(const std::vector<unsigned int>&, const std::vector<float, std::allocator<float> >&, const std::vector<float, std::allocator<float> >&, xgboost::bst_row_t, xgboost::bst_feature_t, bool) const::<lambda(auto:23)>]’
  195 |       return fn(uint32_t{});
      |              ~~^~~~~~~~~~~~
src/data/gradient_index.cc:201:39:   required from here
  201 |         return common::DispatchBinType(columns_->GetTypeSize(), [&](auto dtype) {
      |                ~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  202 |           auto column = columns_->DenseColumn<decltype(dtype), false>(fidx);
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  203 |           auto bin_idx = column[ridx];
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 
  204 |           return common::HistogramCuts::NumericBinValue(ptrs, values, mins, fidx, bin_idx);
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  205 |         });
      |         ~~                             
src/data/../common/column_matrix.h:260:94: warning: moving a temporary object prevents copy elision [-Wpessimizing-move]
  260 |         bin_index, static_cast<bst_bin_t>(index_base_[fidx]), missing_flags_, feature_offset});
      |                                                                                              ^
src/data/../common/column_matrix.h:260:94: note: remove ‘std::move’ call
In file included from ./include/xgboost/logging.h:11,
                 from ./include/xgboost/span.h:33,
                 from src/data/../common/bitfield.h:22,
                 from src/data/../common/categorical.h:10:
./dmlc-core/include/dmlc/logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_GE(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/data/../common/quantile.h:714:3:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/logging.h:200:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  200 | DEFINE_CHECK_FUNC(_GE, >=)
      |                        ^
./dmlc-core/include/dmlc/logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_EQ(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/data/../common/row_set.h:101:7:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/logging.h:201:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  201 | DEFINE_CHECK_FUNC(_EQ, ==)
      |                        ^
./dmlc-core/include/dmlc/logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_LT(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/data/array_interface.h:227:7:   required from ‘static void xgboost::ArrayInterfaceHandler::ExtractShape(const xgboost::JsonObject::Map&, size_t (&)[D]) [with int D = 2; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >; size_t = long unsigned int]’
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
src/data/array_interface.h:392:40:   required from ‘void xgboost::ArrayInterface<D, allow_mask>::Initialize(const xgboost::JsonObject::Map&) [with int D = 2; bool allow_mask = false; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >]’
  392 |     ArrayInterfaceHandler::ExtractShape(array, shape);
      |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
src/data/array_interface.h:429:61:   required from ‘xgboost::ArrayInterface<D, allow_mask>::ArrayInterface(const xgboost::JsonObject::Map&) [with int D = 2; bool allow_mask = false; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >]’
  429 |   explicit ArrayInterface(Object::Map const &array) { this->Initialize(array); }
      |                                                       ~~~~~~^~~~~~~~~~
src/data/adapter.h:300:62:   required from here
  300 |     array_interface_ = ArrayInterface<2>(get<Object const>(j));
      |                                                              ^
./dmlc-core/include/dmlc/logging.h:197:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  197 | DEFINE_CHECK_FUNC(_LT, <)
      |                        ^
./dmlc-core/include/dmlc/logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/data/gradient_index_page_source.cc -o src/data/gradient_index_page_source.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from src/data/../common/categorical.h:12,
                 from src/data/gradient_index.h:14,
                 from src/data/gradient_index_page_source.h:10,
                 from src/data/gradient_index_page_source.cc:4:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
In file included from ./include/xgboost/logging.h:11,
                 from ./include/xgboost/span.h:33,
                 from src/data/../common/bitfield.h:22,
                 from src/data/../common/categorical.h:10:
./dmlc-core/include/dmlc/logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_GE(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/data/../common/quantile.h:714:3:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/logging.h:200:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  200 | DEFINE_CHECK_FUNC(_GE, >=)
      |                        ^
./dmlc-core/include/dmlc/logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_EQ(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/data/../common/row_set.h:101:7:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/logging.h:201:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  201 | DEFINE_CHECK_FUNC(_EQ, ==)
      |                        ^
./dmlc-core/include/dmlc/logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_GE(const X&, const Y&) [with X = unsigned int; Y = int]’:
src/data/sparse_page_source.h:266:7:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/logging.h:200:24: warning: comparison of integer expressions of different signedness: ‘const unsigned int’ and ‘const int’ [-Wsign-compare]
  200 | DEFINE_CHECK_FUNC(_GE, >=)
      |                        ^
./dmlc-core/include/dmlc/logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_NE(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/data/gradient_index_page_source.cc:18:5:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/logging.h:202:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  202 | DEFINE_CHECK_FUNC(_NE, !=)
      |                        ^
./dmlc-core/include/dmlc/logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_GT(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/data/sparse_page_source.h:119:5:   required from ‘bool xgboost::data::SparsePageSourceImpl<S>::ReadCache() [with S = xgboost::SparsePage]’
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
src/data/sparse_page_source.h:222:25:   required from here
  222 |     if (!this->ReadCache()) {
      |          ~~~~~~~~~~~~~~~^~
./dmlc-core/include/dmlc/logging.h:198:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  198 | DEFINE_CHECK_FUNC(_GT, >)
      |                        ^
./dmlc-core/include/dmlc/logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_EQ(const X&, const Y&) [with X = long int; Y = long unsigned int]’:
src/data/sparse_page_source.h:144:5:   required from ‘bool xgboost::data::SparsePageSourceImpl<S>::ReadCache() [with S = xgboost::SparsePage]’
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
src/data/sparse_page_source.h:222:25:   required from here
  222 |     if (!this->ReadCache()) {
      |          ~~~~~~~~~~~~~~~^~
./dmlc-core/include/dmlc/logging.h:201:24: warning: comparison of integer expressions of different signedness: ‘const long int’ and ‘const long unsigned int’ [-Wsign-compare]
  201 | DEFINE_CHECK_FUNC(_EQ, ==)
      |                        ^
./dmlc-core/include/dmlc/logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_LT(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/data/array_interface.h:227:7:   required from ‘static void xgboost::ArrayInterfaceHandler::ExtractShape(const xgboost::JsonObject::Map&, size_t (&)[D]) [with int D = 2; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >; size_t = long unsigned int]’
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
src/data/array_interface.h:392:40:   required from ‘void xgboost::ArrayInterface<D, allow_mask>::Initialize(const xgboost::JsonObject::Map&) [with int D = 2; bool allow_mask = false; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >]’
  392 |     ArrayInterfaceHandler::ExtractShape(array, shape);
      |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
src/data/array_interface.h:429:61:   required from ‘xgboost::ArrayInterface<D, allow_mask>::ArrayInterface(const xgboost::JsonObject::Map&) [with int D = 2; bool allow_mask = false; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >]’
  429 |   explicit ArrayInterface(Object::Map const &array) { this->Initialize(array); }
      |                                                       ~~~~~~^~~~~~~~~~
src/data/adapter.h:300:62:   required from here
  300 |     array_interface_ = ArrayInterface<2>(get<Object const>(j));
      |                                                              ^
./dmlc-core/include/dmlc/logging.h:197:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  197 | DEFINE_CHECK_FUNC(_LT, <)
      |                        ^
./dmlc-core/include/dmlc/logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/data/gradient_index_format.cc -o src/data/gradient_index_format.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from src/data/sparse_page_writer.h:9,
                 from src/data/gradient_index_format.cc:4:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
In file included from ./dmlc-core/include/dmlc/./io.h:15,
                 from ./dmlc-core/include/dmlc/data.h:14,
                 from ./include/xgboost/data.h:11:
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_GE(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/data/../common/quantile.h:714:3:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/././logging.h:200:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  200 | DEFINE_CHECK_FUNC(_GE, >=)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_EQ(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/data/../common/row_set.h:101:7:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/././logging.h:201:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  201 | DEFINE_CHECK_FUNC(_EQ, ==)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_LT(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/data/array_interface.h:227:7:   required from ‘static void xgboost::ArrayInterfaceHandler::ExtractShape(const xgboost::JsonObject::Map&, size_t (&)[D]) [with int D = 2; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >; size_t = long unsigned int]’
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
src/data/array_interface.h:392:40:   required from ‘void xgboost::ArrayInterface<D, allow_mask>::Initialize(const xgboost::JsonObject::Map&) [with int D = 2; bool allow_mask = false; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >]’
  392 |     ArrayInterfaceHandler::ExtractShape(array, shape);
      |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
src/data/array_interface.h:429:61:   required from ‘xgboost::ArrayInterface<D, allow_mask>::ArrayInterface(const xgboost::JsonObject::Map&) [with int D = 2; bool allow_mask = false; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >]’
  429 |   explicit ArrayInterface(Object::Map const &array) { this->Initialize(array); }
      |                                                       ~~~~~~^~~~~~~~~~
src/data/adapter.h:300:62:   required from here
  300 |     array_interface_ = ArrayInterface<2>(get<Object const>(j));
      |                                                              ^
./dmlc-core/include/dmlc/././logging.h:197:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  197 | DEFINE_CHECK_FUNC(_LT, <)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/data/sparse_page_dmatrix.cc -o src/data/sparse_page_dmatrix.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from src/data/./sparse_page_dmatrix.h:10,
                 from src/data/sparse_page_dmatrix.cc:7:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
In file included from ./dmlc-core/include/dmlc/./io.h:15,
                 from ./dmlc-core/include/dmlc/data.h:14,
                 from ./include/xgboost/data.h:11:
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_GE(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/data/./../common/quantile.h:714:3:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/././logging.h:200:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  200 | DEFINE_CHECK_FUNC(_GE, >=)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_EQ(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/data/./../common/row_set.h:101:7:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/././logging.h:201:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  201 | DEFINE_CHECK_FUNC(_EQ, ==)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_GE(const X&, const Y&) [with X = unsigned int; Y = int]’:
src/data/./sparse_page_source.h:266:7:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/././logging.h:200:24: warning: comparison of integer expressions of different signedness: ‘const unsigned int’ and ‘const int’ [-Wsign-compare]
  200 | DEFINE_CHECK_FUNC(_GE, >=)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_NE(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/data/sparse_page_dmatrix.cc:100:3:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/././logging.h:202:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  202 | DEFINE_CHECK_FUNC(_NE, !=)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_GT(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/data/./sparse_page_source.h:119:5:   required from ‘bool xgboost::data::SparsePageSourceImpl<S>::ReadCache() [with S = xgboost::SparsePage]’
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
src/data/./sparse_page_source.h:222:25:   required from here
  222 |     if (!this->ReadCache()) {
      |          ~~~~~~~~~~~~~~~^~
./dmlc-core/include/dmlc/././logging.h:198:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  198 | DEFINE_CHECK_FUNC(_GT, >)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_EQ(const X&, const Y&) [with X = long int; Y = long unsigned int]’:
src/data/./sparse_page_source.h:144:5:   required from ‘bool xgboost::data::SparsePageSourceImpl<S>::ReadCache() [with S = xgboost::SparsePage]’
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
src/data/./sparse_page_source.h:222:25:   required from here
  222 |     if (!this->ReadCache()) {
      |          ~~~~~~~~~~~~~~~^~
./dmlc-core/include/dmlc/././logging.h:201:24: warning: comparison of integer expressions of different signedness: ‘const long int’ and ‘const long unsigned int’ [-Wsign-compare]
  201 | DEFINE_CHECK_FUNC(_EQ, ==)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_LT(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/data/./array_interface.h:227:7:   required from ‘static void xgboost::ArrayInterfaceHandler::ExtractShape(const xgboost::JsonObject::Map&, size_t (&)[D]) [with int D = 2; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >; size_t = long unsigned int]’
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
src/data/./array_interface.h:392:40:   required from ‘void xgboost::ArrayInterface<D, allow_mask>::Initialize(const xgboost::JsonObject::Map&) [with int D = 2; bool allow_mask = false; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >]’
  392 |     ArrayInterfaceHandler::ExtractShape(array, shape);
      |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
src/data/./array_interface.h:429:61:   required from ‘xgboost::ArrayInterface<D, allow_mask>::ArrayInterface(const xgboost::JsonObject::Map&) [with int D = 2; bool allow_mask = false; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >]’
  429 |   explicit ArrayInterface(Object::Map const &array) { this->Initialize(array); }
      |                                                       ~~~~~~^~~~~~~~~~
src/data/./adapter.h:300:62:   required from here
  300 |     array_interface_ = ArrayInterface<2>(get<Object const>(j));
      |                                                              ^
./dmlc-core/include/dmlc/././logging.h:197:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  197 | DEFINE_CHECK_FUNC(_LT, <)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/data/proxy_dmatrix.cc -o src/data/proxy_dmatrix.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from src/data/proxy_dmatrix.h:13,
                 from src/data/proxy_dmatrix.cc:6:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
In file included from ./dmlc-core/include/dmlc/any.h:17,
                 from src/data/proxy_dmatrix.h:7:
./dmlc-core/include/dmlc/./logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_EQ(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/data/array_interface.h:154:7:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/./logging.h:201:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  201 | DEFINE_CHECK_FUNC(_EQ, ==)
      |                        ^
./dmlc-core/include/dmlc/./logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/./logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_LT(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/data/array_interface.h:227:7:   required from ‘static void xgboost::ArrayInterfaceHandler::ExtractShape(const xgboost::JsonObject::Map&, size_t (&)[D]) [with int D = 2; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >; size_t = long unsigned int]’
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
src/data/array_interface.h:392:40:   required from ‘void xgboost::ArrayInterface<D, allow_mask>::Initialize(const xgboost::JsonObject::Map&) [with int D = 2; bool allow_mask = false; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >]’
  392 |     ArrayInterfaceHandler::ExtractShape(array, shape);
      |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
src/data/array_interface.h:429:61:   required from ‘xgboost::ArrayInterface<D, allow_mask>::ArrayInterface(const xgboost::JsonObject::Map&) [with int D = 2; bool allow_mask = false; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >]’
  429 |   explicit ArrayInterface(Object::Map const &array) { this->Initialize(array); }
      |                                                       ~~~~~~^~~~~~~~~~
src/data/adapter.h:300:62:   required from here
  300 |     array_interface_ = ArrayInterface<2>(get<Object const>(j));
      |                                                              ^
./dmlc-core/include/dmlc/./logging.h:197:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  197 | DEFINE_CHECK_FUNC(_LT, <)
      |                        ^
./dmlc-core/include/dmlc/./logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/data/iterative_dmatrix.cc -o src/data/iterative_dmatrix.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from src/data/proxy_dmatrix.h:13,
                 from src/data/iterative_dmatrix.h:13,
                 from src/data/iterative_dmatrix.cc:4:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
In file included from ./dmlc-core/include/dmlc/any.h:17,
                 from src/data/proxy_dmatrix.h:7:
./dmlc-core/include/dmlc/./logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_EQ(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/data/array_interface.h:154:7:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/./logging.h:201:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  201 | DEFINE_CHECK_FUNC(_EQ, ==)
      |                        ^
./dmlc-core/include/dmlc/./logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/./logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_GE(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/data/../common/../data/../common/quantile.h:714:3:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/./logging.h:200:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  200 | DEFINE_CHECK_FUNC(_GE, >=)
      |                        ^
./dmlc-core/include/dmlc/./logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/./logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_LT(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/data/array_interface.h:227:7:   required from ‘static void xgboost::ArrayInterfaceHandler::ExtractShape(const xgboost::JsonObject::Map&, size_t (&)[D]) [with int D = 2; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >; size_t = long unsigned int]’
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
src/data/array_interface.h:392:40:   required from ‘void xgboost::ArrayInterface<D, allow_mask>::Initialize(const xgboost::JsonObject::Map&) [with int D = 2; bool allow_mask = false; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >]’
  392 |     ArrayInterfaceHandler::ExtractShape(array, shape);
      |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
src/data/array_interface.h:429:61:   required from ‘xgboost::ArrayInterface<D, allow_mask>::ArrayInterface(const xgboost::JsonObject::Map&) [with int D = 2; bool allow_mask = false; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >]’
  429 |   explicit ArrayInterface(Object::Map const &array) { this->Initialize(array); }
      |                                                       ~~~~~~^~~~~~~~~~
src/data/adapter.h:300:62:   required from here
  300 |     array_interface_ = ArrayInterface<2>(get<Object const>(j));
      |                                                              ^
./dmlc-core/include/dmlc/./logging.h:197:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  197 | DEFINE_CHECK_FUNC(_LT, <)
      |                        ^
./dmlc-core/include/dmlc/./logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/predictor/predictor.cc -o src/predictor/predictor.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from ./include/xgboost/predictor.h:9,
                 from src/predictor/predictor.cc:7:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
In file included from ./dmlc-core/include/dmlc/registry.h:13,
                 from src/predictor/predictor.cc:4:
./dmlc-core/include/dmlc/./logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_NE(const X&, const Y&) [with X = unsigned int; Y = int]’:
src/predictor/../gbm/gbtree.h:251:5:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/./logging.h:202:24: warning: comparison of integer expressions of different signedness: ‘const unsigned int’ and ‘const int’ [-Wsign-compare]
  202 | DEFINE_CHECK_FUNC(_NE, !=)
      |                        ^
./dmlc-core/include/dmlc/./logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/./logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_LE(const X&, const Y&) [with X = int; Y = long unsigned int]’:
src/predictor/../gbm/gbtree.h:312:9:   required from ‘xgboost::gbm::GBTree::FeatureScore(const std::string&, xgboost::common::Span<const int>, std::vector<unsigned int>*, std::vector<float, std::allocator<float> >*) const::<lambda(auto:5)> [with auto:5 = xgboost::gbm::GBTree::FeatureScore(const std::string&, xgboost::common::Span<const int>, std::vector<unsigned int>*, std::vector<float, std::allocator<float> >*) const::<lambda(const auto:6&, xgboost::bst_node_t, xgboost::bst_feature_t)>]’
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
src/predictor/../gbm/gbtree.h:326:16:   required from here
  326 |       add_score([&](auto const&, bst_node_t, bst_feature_t split) {
      |       ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  327 |         gain_map[split] = split_counts[split];
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  328 |       });
      |       ~~        
./dmlc-core/include/dmlc/./logging.h:199:24: warning: comparison of integer expressions of different signedness: ‘const int’ and ‘const long unsigned int’ [-Wsign-compare]
  199 | DEFINE_CHECK_FUNC(_LE, <=)
      |                        ^
./dmlc-core/include/dmlc/./logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/./logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_EQ(const X&, const Y&) [with X = unsigned int; Y = int]’:
src/predictor/../gbm/gbtree.h:373:5:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/./logging.h:201:24: warning: comparison of integer expressions of different signedness: ‘const unsigned int’ and ‘const int’ [-Wsign-compare]
  201 | DEFINE_CHECK_FUNC(_EQ, ==)
      |                        ^
./dmlc-core/include/dmlc/./logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/predictor/cpu_predictor.cc -o src/predictor/cpu_predictor.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from src/predictor/../common/categorical.h:12,
                 from src/predictor/cpu_predictor.cc:11:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
In file included from ./dmlc-core/include/dmlc/any.h:17,
                 from src/predictor/cpu_predictor.cc:4:
./dmlc-core/include/dmlc/./logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_EQ(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/predictor/../data/array_interface.h:154:7:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/./logging.h:201:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  201 | DEFINE_CHECK_FUNC(_EQ, ==)
      |                        ^
./dmlc-core/include/dmlc/./logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/./logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_GE(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/predictor/../data/../common/quantile.h:714:3:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/./logging.h:200:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  200 | DEFINE_CHECK_FUNC(_GE, >=)
      |                        ^
./dmlc-core/include/dmlc/./logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/./logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_NE(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/predictor/cpu_predictor.cc:500:5:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/./logging.h:202:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  202 | DEFINE_CHECK_FUNC(_NE, !=)
      |                        ^
./dmlc-core/include/dmlc/./logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/./logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_LT(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/predictor/../data/array_interface.h:227:7:   required from ‘static void xgboost::ArrayInterfaceHandler::ExtractShape(const xgboost::JsonObject::Map&, size_t (&)[D]) [with int D = 2; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >; size_t = long unsigned int]’
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
src/predictor/../data/array_interface.h:392:40:   required from ‘void xgboost::ArrayInterface<D, allow_mask>::Initialize(const xgboost::JsonObject::Map&) [with int D = 2; bool allow_mask = false; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >]’
  392 |     ArrayInterfaceHandler::ExtractShape(array, shape);
      |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
src/predictor/../data/array_interface.h:429:61:   required from ‘xgboost::ArrayInterface<D, allow_mask>::ArrayInterface(const xgboost::JsonObject::Map&) [with int D = 2; bool allow_mask = false; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >]’
  429 |   explicit ArrayInterface(Object::Map const &array) { this->Initialize(array); }
      |                                                       ~~~~~~^~~~~~~~~~
src/predictor/../data/adapter.h:300:62:   required from here
  300 |     array_interface_ = ArrayInterface<2>(get<Object const>(j));
      |                                                              ^
./dmlc-core/include/dmlc/./logging.h:197:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  197 | DEFINE_CHECK_FUNC(_LT, <)
      |                        ^
./dmlc-core/include/dmlc/./logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/tree/constraints.cc -o src/tree/constraints.o
In file included from src/tree/constraints.cc:9:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/tree/param.cc -o src/tree/param.o
In file included from src/tree/param.cc:8:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/tree/tree_model.cc -o src/tree/tree_model.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from ./include/xgboost/tree_model.h:14,
                 from src/tree/tree_model.cc:9:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h: In instantiation of ‘class xgboost::JsonTypedArray<long int, xgboost::Value::ValueKind::kI64Array>’:
src/tree/tree_model.cc:988:12:   required from here
  988 |   I64Array categories_segments;
      |            ^~~~~~~~~~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:148:7: note:   by ‘xgboost::JsonTypedArray<long int, xgboost::Value::ValueKind::kI64Array>& xgboost::JsonTypedArray<long int, xgboost::Value::ValueKind::kI64Array>::operator=(const xgboost::JsonTypedArray<long int, xgboost::Value::ValueKind::kI64Array>&)’
  148 | class JsonTypedArray : public Value {
      |       ^~~~~~~~~~~~~~
./include/xgboost/json.h: In instantiation of ‘class xgboost::JsonTypedArray<int, xgboost::Value::ValueKind::kI32Array>’:
src/tree/tree_model.cc:990:12:   required from here
  990 |   I32Array categories;        // bst_cat_t = int32_t
      |            ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:148:7: note:   by ‘xgboost::JsonTypedArray<int, xgboost::Value::ValueKind::kI32Array>& xgboost::JsonTypedArray<int, xgboost::Value::ValueKind::kI32Array>::operator=(const xgboost::JsonTypedArray<int, xgboost::Value::ValueKind::kI32Array>&)’
  148 | class JsonTypedArray : public Value {
      |       ^~~~~~~~~~~~~~
./include/xgboost/json.h: In instantiation of ‘class xgboost::JsonTypedArray<float, xgboost::Value::ValueKind::kNumberArray>’:
src/tree/tree_model.cc:1155:32:   required from here
 1155 |   F32Array loss_changes(n_nodes);
      |                                ^
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:148:7: note:   by ‘xgboost::JsonTypedArray<float, xgboost::Value::ValueKind::kNumberArray>& xgboost::JsonTypedArray<float, xgboost::Value::ValueKind::kNumberArray>::operator=(const xgboost::JsonTypedArray<float, xgboost::Value::ValueKind::kNumberArray>&)’
  148 | class JsonTypedArray : public Value {
      |       ^~~~~~~~~~~~~~
./include/xgboost/json.h: In instantiation of ‘class xgboost::JsonTypedArray<unsigned char, xgboost::Value::ValueKind::kU8Array>’:
src/tree/tree_model.cc:1166:31:   required from here
 1166 |   U8Array default_left(n_nodes);
      |                               ^
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:148:7: note:   by ‘xgboost::JsonTypedArray<unsigned char, xgboost::Value::ValueKind::kU8Array>& xgboost::JsonTypedArray<unsigned char, xgboost::Value::ValueKind::kU8Array>::operator=(const xgboost::JsonTypedArray<unsigned char, xgboost::Value::ValueKind::kU8Array>&)’
  148 | class JsonTypedArray : public Value {
      |       ^~~~~~~~~~~~~~
In file included from ./dmlc-core/include/dmlc/registry.h:13,
                 from src/tree/tree_model.cc:6:
./dmlc-core/include/dmlc/./logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_EQ(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/tree/tree_model.cc:985:3:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/./logging.h:201:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  201 | DEFINE_CHECK_FUNC(_EQ, ==)
      |                        ^
./dmlc-core/include/dmlc/./logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/./logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_NE(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/tree/tree_model.cc:1008:7:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/./logging.h:202:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  202 | DEFINE_CHECK_FUNC(_NE, !=)
      |                        ^
./dmlc-core/include/dmlc/./logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/./logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_EQ(const X&, const Y&) [with X = int; Y = long unsigned int]’:
src/tree/tree_model.cc:1069:3:   required from ‘bool xgboost::LoadModelImpl(const Json&, TreeParam*, std::vector<RTreeNodeStat>*, std::vector<FeatureType, std::allocator<FeatureType> >*, std::vector<RegTree::Node>*, std::vector<RegTree::Segment>*) [with bool typed = true; bool feature_is_64 = true; FloatArrayT = const JsonTypedArray<float, xgboost::Value::ValueKind::kNumberArray>; U8ArrayT = const JsonTypedArray<unsigned char, xgboost::Value::ValueKind::kU8Array>; I32ArrayT = const JsonTypedArray<int, xgboost::Value::ValueKind::kI32Array>; I64ArrayT = const JsonTypedArray<long int, xgboost::Value::ValueKind::kI64Array>; IndexArrayT = const JsonTypedArray<long int, xgboost::Value::ValueKind::kI64Array>]’
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
src/tree/tree_model.cc:1099:40:   required from here
 1099 |     has_cat = LoadModelImpl<true, true>(in, &param, &stats_, &split_types_, &nodes_,
      |               ~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 1100 |                                         &split_categories_segments_);
      |                                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
./dmlc-core/include/dmlc/./logging.h:201:24: warning: comparison of integer expressions of different signedness: ‘const int’ and ‘const long unsigned int’ [-Wsign-compare]
  201 | DEFINE_CHECK_FUNC(_EQ, ==)
      |                        ^
./dmlc-core/include/dmlc/./logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/tree/tree_updater.cc -o src/tree/tree_updater.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from ./include/xgboost/tree_updater.h:13,
                 from src/tree/tree_updater.cc:8:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/tree/updater_approx.cc -o src/tree/updater_approx.o
In file included from src/tree/../common/../collective/communicator.h:5,
                 from src/tree/../common/../collective/communicator-inl.h:7,
                 from src/tree/../common/random.h:22,
                 from src/tree/updater_approx.cc:10:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
In file included from ./include/xgboost/logging.h:11,
                 from src/tree/../common/random.h:10:
./dmlc-core/include/dmlc/logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_GE(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/tree/../data/../common/quantile.h:714:3:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/logging.h:200:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  200 | DEFINE_CHECK_FUNC(_GE, >=)
      |                        ^
./dmlc-core/include/dmlc/logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_EQ(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/tree/../data/../common/row_set.h:101:7:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/logging.h:201:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  201 | DEFINE_CHECK_FUNC(_EQ, ==)
      |                        ^
./dmlc-core/include/dmlc/logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_EQ(const X&, const Y&) [with X = int; Y = long unsigned int]’:
src/tree/updater_approx.cc:69:9:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/logging.h:201:24: warning: comparison of integer expressions of different signedness: ‘const int’ and ‘const long unsigned int’ [-Wsign-compare]
  201 | DEFINE_CHECK_FUNC(_EQ, ==)
      |                        ^
./dmlc-core/include/dmlc/logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
In file included from src/tree/../common/partition_builder.h:19,
                 from src/tree/common_row_partitioner.h:13,
                 from src/tree/updater_approx.cc:12:
src/tree/../common/column_matrix.h: In instantiation of ‘auto xgboost::common::ColumnMatrix::DenseColumn(xgboost::bst_feature_t) const [with BinIdxType = unsigned char; bool any_missing = true; xgboost::bst_feature_t = unsigned int]’:
src/tree/../common/partition_builder.h:173:73:   required from ‘void xgboost::common::PartitionBuilder<BlockSize>::Partition(size_t, const std::vector<xgboost::tree::CPUExpandEntry>&, xgboost::common::Range1d, xgboost::bst_bin_t, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const xgboost::RegTree&, const size_t*) [with BinIdxType = unsigned char; bool any_missing = true; bool any_cat = true; long unsigned int BlockSize = 2048; size_t = long unsigned int; xgboost::bst_bin_t = int]’
  173 |         auto column = column_matrix.DenseColumn<BinIdxType, any_missing>(fid);
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
src/tree/common_row_partitioner.h:165:78:   required from ‘void xgboost::tree::CommonRowPartitioner::UpdatePosition(const xgboost::Context*, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const std::vector<xgboost::tree::CPUExpandEntry>&, const xgboost::RegTree*) [with BinIdxType = unsigned char; bool any_missing = true; bool any_cat = true; xgboost::Context = xgboost::GenericParameter]’
  165 |       partition_builder_.template Partition<BinIdxType, any_missing, any_cat>(
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  166 |           node_in_set, nodes, r, split_cond, gmat, column_matrix, *p_tree,
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~    
  167 |           row_set_collection_[nid].begin);
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~                                     
src/tree/common_row_partitioner.h:87:57:   required from here
   87 |       this->template UpdatePosition<uint8_t, true, true>(ctx, gmat, column_matrix, nodes, p_tree);
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/tree/../common/column_matrix.h:260:94: warning: moving a temporary object prevents copy elision [-Wpessimizing-move]
  260 |         bin_index, static_cast<bst_bin_t>(index_base_[fidx]), missing_flags_, feature_offset});
      |                                                                                              ^
src/tree/../common/column_matrix.h:260:94: note: remove ‘std::move’ call
./dmlc-core/include/dmlc/logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_GT(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/tree/hist/histogram.h:65:5:   required from ‘void xgboost::tree::HistogramBuilder<ExpandEntry>::BuildLocalHistograms(size_t, xgboost::common::BlockedSpace2d, const xgboost::GHistIndexMatrix&, const std::vector<T>&, const xgboost::common::RowSetCollection&, const std::vector<xgboost::detail::GradientPairInternal<float> >&, bool) [with bool any_missing = false; ExpandEntry = xgboost::tree::CPUExpandEntry; size_t = long unsigned int]’
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
src/tree/hist/histogram.h:127:40:   required from ‘void xgboost::tree::HistogramBuilder<ExpandEntry>::BuildHist(size_t, xgboost::common::BlockedSpace2d, const xgboost::GHistIndexMatrix&, xgboost::RegTree*, const xgboost::common::RowSetCollection&, const std::vector<T>&, const std::vector<T>&, const std::vector<xgboost::detail::GradientPairInternal<float> >&, bool) [with ExpandEntry = xgboost::tree::CPUExpandEntry; size_t = long unsigned int]’
  127 |       this->BuildLocalHistograms<false>(page_id, space, gidx,
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
  128 |                                         nodes_for_explicit_hist_build,
      |                                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  129 |                                         row_set_collection, gpair,
      |                                         ~~~~~~~~~~~~~~~~~~~~~~~~~~
  130 |                                         force_read_by_column);
      |                                         ~~~~~~~~~~~~~~~~~~~~~
src/tree/updater_approx.cc:95:35:   required from here
   95 |       histogram_builder_.BuildHist(i, space, page, p_tree, partitioner_.at(i).Partitions(), nodes,
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   96 |                                    {}, gpair);
      |                                    ~~~~~~~~~~
./dmlc-core/include/dmlc/logging.h:198:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  198 | DEFINE_CHECK_FUNC(_GT, >)
      |                        ^
./dmlc-core/include/dmlc/logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_LT(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/tree/../data/array_interface.h:227:7:   required from ‘static void xgboost::ArrayInterfaceHandler::ExtractShape(const xgboost::JsonObject::Map&, size_t (&)[D]) [with int D = 2; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >; size_t = long unsigned int]’
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
src/tree/../data/array_interface.h:392:40:   required from ‘void xgboost::ArrayInterface<D, allow_mask>::Initialize(const xgboost::JsonObject::Map&) [with int D = 2; bool allow_mask = false; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >]’
  392 |     ArrayInterfaceHandler::ExtractShape(array, shape);
      |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
src/tree/../data/array_interface.h:429:61:   required from ‘xgboost::ArrayInterface<D, allow_mask>::ArrayInterface(const xgboost::JsonObject::Map&) [with int D = 2; bool allow_mask = false; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >]’
  429 |   explicit ArrayInterface(Object::Map const &array) { this->Initialize(array); }
      |                                                       ~~~~~~^~~~~~~~~~
src/tree/../data/adapter.h:300:62:   required from here
  300 |     array_interface_ = ArrayInterface<2>(get<Object const>(j));
      |                                                              ^
./dmlc-core/include/dmlc/logging.h:197:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  197 | DEFINE_CHECK_FUNC(_LT, <)
      |                        ^
./dmlc-core/include/dmlc/logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
src/tree/../common/column_matrix.h: In instantiation of ‘auto xgboost::common::ColumnMatrix::DenseColumn(xgboost::bst_feature_t) const [with BinIdxType = short unsigned int; bool any_missing = true; xgboost::bst_feature_t = unsigned int]’:
src/tree/../common/partition_builder.h:173:73:   required from ‘void xgboost::common::PartitionBuilder<BlockSize>::Partition(size_t, const std::vector<xgboost::tree::CPUExpandEntry>&, xgboost::common::Range1d, xgboost::bst_bin_t, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const xgboost::RegTree&, const size_t*) [with BinIdxType = short unsigned int; bool any_missing = true; bool any_cat = true; long unsigned int BlockSize = 2048; size_t = long unsigned int; xgboost::bst_bin_t = int]’
  173 |         auto column = column_matrix.DenseColumn<BinIdxType, any_missing>(fid);
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
src/tree/common_row_partitioner.h:165:78:   required from ‘void xgboost::tree::CommonRowPartitioner::UpdatePosition(const xgboost::Context*, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const std::vector<xgboost::tree::CPUExpandEntry>&, const xgboost::RegTree*) [with BinIdxType = short unsigned int; bool any_missing = true; bool any_cat = true; xgboost::Context = xgboost::GenericParameter]’
  165 |       partition_builder_.template Partition<BinIdxType, any_missing, any_cat>(
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  166 |           node_in_set, nodes, r, split_cond, gmat, column_matrix, *p_tree,
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~    
  167 |           row_set_collection_[nid].begin);
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~                                     
src/tree/common_row_partitioner.h:112:70:   required from ‘void xgboost::tree::CommonRowPartitioner::UpdatePosition(const xgboost::Context*, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const std::vector<xgboost::tree::CPUExpandEntry>&, const xgboost::RegTree*) [with bool any_missing = true; bool any_cat = true; xgboost::Context = xgboost::GenericParameter]’
  112 |         this->template UpdatePosition<uint16_t, any_missing, any_cat>(ctx, gmat, column_matrix,
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
  113 |                                                                       nodes, p_tree);
      |                                                                       ~~~~~~~~~~~~~~
src/tree/common_row_partitioner.h:96:51:   required from ‘void xgboost::tree::CommonRowPartitioner::UpdatePosition(const xgboost::Context*, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const std::vector<xgboost::tree::CPUExpandEntry>&, const xgboost::RegTree*) [with bool any_cat = true; xgboost::Context = xgboost::GenericParameter]’
   96 |       this->template UpdatePosition<true, any_cat>(ctx, gmat, column_matrix, nodes, p_tree);
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/tree/common_row_partitioner.h:77:44:   required from here
   77 |         this->template UpdatePosition<true>(ctx, gmat, column_matrix, nodes, p_tree);
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/tree/../common/column_matrix.h:260:94: warning: moving a temporary object prevents copy elision [-Wpessimizing-move]
  260 |         bin_index, static_cast<bst_bin_t>(index_base_[fidx]), missing_flags_, feature_offset});
      |                                                                                              ^
src/tree/../common/column_matrix.h:260:94: note: remove ‘std::move’ call
src/tree/../common/column_matrix.h: In instantiation of ‘auto xgboost::common::ColumnMatrix::DenseColumn(xgboost::bst_feature_t) const [with BinIdxType = unsigned int; bool any_missing = true; xgboost::bst_feature_t = unsigned int]’:
src/tree/../common/partition_builder.h:173:73:   required from ‘void xgboost::common::PartitionBuilder<BlockSize>::Partition(size_t, const std::vector<xgboost::tree::CPUExpandEntry>&, xgboost::common::Range1d, xgboost::bst_bin_t, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const xgboost::RegTree&, const size_t*) [with BinIdxType = unsigned int; bool any_missing = true; bool any_cat = true; long unsigned int BlockSize = 2048; size_t = long unsigned int; xgboost::bst_bin_t = int]’
  173 |         auto column = column_matrix.DenseColumn<BinIdxType, any_missing>(fid);
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
src/tree/common_row_partitioner.h:165:78:   required from ‘void xgboost::tree::CommonRowPartitioner::UpdatePosition(const xgboost::Context*, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const std::vector<xgboost::tree::CPUExpandEntry>&, const xgboost::RegTree*) [with BinIdxType = unsigned int; bool any_missing = true; bool any_cat = true; xgboost::Context = xgboost::GenericParameter]’
  165 |       partition_builder_.template Partition<BinIdxType, any_missing, any_cat>(
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  166 |           node_in_set, nodes, r, split_cond, gmat, column_matrix, *p_tree,
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~    
  167 |           row_set_collection_[nid].begin);
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~                                     
src/tree/common_row_partitioner.h:116:70:   required from ‘void xgboost::tree::CommonRowPartitioner::UpdatePosition(const xgboost::Context*, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const std::vector<xgboost::tree::CPUExpandEntry>&, const xgboost::RegTree*) [with bool any_missing = true; bool any_cat = true; xgboost::Context = xgboost::GenericParameter]’
  116 |         this->template UpdatePosition<uint32_t, any_missing, any_cat>(ctx, gmat, column_matrix,
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
  117 |                                                                       nodes, p_tree);
      |                                                                       ~~~~~~~~~~~~~~
src/tree/common_row_partitioner.h:96:51:   required from ‘void xgboost::tree::CommonRowPartitioner::UpdatePosition(const xgboost::Context*, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const std::vector<xgboost::tree::CPUExpandEntry>&, const xgboost::RegTree*) [with bool any_cat = true; xgboost::Context = xgboost::GenericParameter]’
   96 |       this->template UpdatePosition<true, any_cat>(ctx, gmat, column_matrix, nodes, p_tree);
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/tree/common_row_partitioner.h:77:44:   required from here
   77 |         this->template UpdatePosition<true>(ctx, gmat, column_matrix, nodes, p_tree);
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/tree/../common/column_matrix.h:260:94: warning: moving a temporary object prevents copy elision [-Wpessimizing-move]
  260 |         bin_index, static_cast<bst_bin_t>(index_base_[fidx]), missing_flags_, feature_offset});
      |                                                                                              ^
src/tree/../common/column_matrix.h:260:94: note: remove ‘std::move’ call
src/tree/../common/column_matrix.h: In instantiation of ‘auto xgboost::common::ColumnMatrix::DenseColumn(xgboost::bst_feature_t) const [with BinIdxType = unsigned char; bool any_missing = false; xgboost::bst_feature_t = unsigned int]’:
src/tree/../common/partition_builder.h:173:73:   required from ‘void xgboost::common::PartitionBuilder<BlockSize>::Partition(size_t, const std::vector<xgboost::tree::CPUExpandEntry>&, xgboost::common::Range1d, xgboost::bst_bin_t, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const xgboost::RegTree&, const size_t*) [with BinIdxType = unsigned char; bool any_missing = false; bool any_cat = true; long unsigned int BlockSize = 2048; size_t = long unsigned int; xgboost::bst_bin_t = int]’
  173 |         auto column = column_matrix.DenseColumn<BinIdxType, any_missing>(fid);
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
src/tree/common_row_partitioner.h:165:78:   required from ‘void xgboost::tree::CommonRowPartitioner::UpdatePosition(const xgboost::Context*, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const std::vector<xgboost::tree::CPUExpandEntry>&, const xgboost::RegTree*) [with BinIdxType = unsigned char; bool any_missing = false; bool any_cat = true; xgboost::Context = xgboost::GenericParameter]’
  165 |       partition_builder_.template Partition<BinIdxType, any_missing, any_cat>(
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  166 |           node_in_set, nodes, r, split_cond, gmat, column_matrix, *p_tree,
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~    
  167 |           row_set_collection_[nid].begin);
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~                                     
src/tree/common_row_partitioner.h:108:69:   required from ‘void xgboost::tree::CommonRowPartitioner::UpdatePosition(const xgboost::Context*, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const std::vector<xgboost::tree::CPUExpandEntry>&, const xgboost::RegTree*) [with bool any_missing = false; bool any_cat = true; xgboost::Context = xgboost::GenericParameter]’
  108 |         this->template UpdatePosition<uint8_t, any_missing, any_cat>(ctx, gmat, column_matrix,
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
  109 |                                                                      nodes, p_tree);
      |                                                                      ~~~~~~~~~~~~~~
src/tree/common_row_partitioner.h:98:52:   required from ‘void xgboost::tree::CommonRowPartitioner::UpdatePosition(const xgboost::Context*, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const std::vector<xgboost::tree::CPUExpandEntry>&, const xgboost::RegTree*) [with bool any_cat = true; xgboost::Context = xgboost::GenericParameter]’
   98 |       this->template UpdatePosition<false, any_cat>(ctx, gmat, column_matrix, nodes, p_tree);
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/tree/common_row_partitioner.h:77:44:   required from here
   77 |         this->template UpdatePosition<true>(ctx, gmat, column_matrix, nodes, p_tree);
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/tree/../common/column_matrix.h:260:94: warning: moving a temporary object prevents copy elision [-Wpessimizing-move]
  260 |         bin_index, static_cast<bst_bin_t>(index_base_[fidx]), missing_flags_, feature_offset});
      |                                                                                              ^
src/tree/../common/column_matrix.h:260:94: note: remove ‘std::move’ call
src/tree/../common/column_matrix.h: In instantiation of ‘auto xgboost::common::ColumnMatrix::DenseColumn(xgboost::bst_feature_t) const [with BinIdxType = short unsigned int; bool any_missing = false; xgboost::bst_feature_t = unsigned int]’:
src/tree/../common/partition_builder.h:173:73:   required from ‘void xgboost::common::PartitionBuilder<BlockSize>::Partition(size_t, const std::vector<xgboost::tree::CPUExpandEntry>&, xgboost::common::Range1d, xgboost::bst_bin_t, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const xgboost::RegTree&, const size_t*) [with BinIdxType = short unsigned int; bool any_missing = false; bool any_cat = true; long unsigned int BlockSize = 2048; size_t = long unsigned int; xgboost::bst_bin_t = int]’
  173 |         auto column = column_matrix.DenseColumn<BinIdxType, any_missing>(fid);
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
src/tree/common_row_partitioner.h:165:78:   required from ‘void xgboost::tree::CommonRowPartitioner::UpdatePosition(const xgboost::Context*, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const std::vector<xgboost::tree::CPUExpandEntry>&, const xgboost::RegTree*) [with BinIdxType = short unsigned int; bool any_missing = false; bool any_cat = true; xgboost::Context = xgboost::GenericParameter]’
  165 |       partition_builder_.template Partition<BinIdxType, any_missing, any_cat>(
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  166 |           node_in_set, nodes, r, split_cond, gmat, column_matrix, *p_tree,
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~    
  167 |           row_set_collection_[nid].begin);
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~                                     
src/tree/common_row_partitioner.h:112:70:   required from ‘void xgboost::tree::CommonRowPartitioner::UpdatePosition(const xgboost::Context*, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const std::vector<xgboost::tree::CPUExpandEntry>&, const xgboost::RegTree*) [with bool any_missing = false; bool any_cat = true; xgboost::Context = xgboost::GenericParameter]’
  112 |         this->template UpdatePosition<uint16_t, any_missing, any_cat>(ctx, gmat, column_matrix,
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
  113 |                                                                       nodes, p_tree);
      |                                                                       ~~~~~~~~~~~~~~
src/tree/common_row_partitioner.h:98:52:   required from ‘void xgboost::tree::CommonRowPartitioner::UpdatePosition(const xgboost::Context*, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const std::vector<xgboost::tree::CPUExpandEntry>&, const xgboost::RegTree*) [with bool any_cat = true; xgboost::Context = xgboost::GenericParameter]’
   98 |       this->template UpdatePosition<false, any_cat>(ctx, gmat, column_matrix, nodes, p_tree);
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/tree/common_row_partitioner.h:77:44:   required from here
   77 |         this->template UpdatePosition<true>(ctx, gmat, column_matrix, nodes, p_tree);
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/tree/../common/column_matrix.h:260:94: warning: moving a temporary object prevents copy elision [-Wpessimizing-move]
  260 |         bin_index, static_cast<bst_bin_t>(index_base_[fidx]), missing_flags_, feature_offset});
      |                                                                                              ^
src/tree/../common/column_matrix.h:260:94: note: remove ‘std::move’ call
src/tree/../common/column_matrix.h: In instantiation of ‘auto xgboost::common::ColumnMatrix::DenseColumn(xgboost::bst_feature_t) const [with BinIdxType = unsigned int; bool any_missing = false; xgboost::bst_feature_t = unsigned int]’:
src/tree/../common/partition_builder.h:173:73:   required from ‘void xgboost::common::PartitionBuilder<BlockSize>::Partition(size_t, const std::vector<xgboost::tree::CPUExpandEntry>&, xgboost::common::Range1d, xgboost::bst_bin_t, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const xgboost::RegTree&, const size_t*) [with BinIdxType = unsigned int; bool any_missing = false; bool any_cat = true; long unsigned int BlockSize = 2048; size_t = long unsigned int; xgboost::bst_bin_t = int]’
  173 |         auto column = column_matrix.DenseColumn<BinIdxType, any_missing>(fid);
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
src/tree/common_row_partitioner.h:165:78:   required from ‘void xgboost::tree::CommonRowPartitioner::UpdatePosition(const xgboost::Context*, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const std::vector<xgboost::tree::CPUExpandEntry>&, const xgboost::RegTree*) [with BinIdxType = unsigned int; bool any_missing = false; bool any_cat = true; xgboost::Context = xgboost::GenericParameter]’
  165 |       partition_builder_.template Partition<BinIdxType, any_missing, any_cat>(
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  166 |           node_in_set, nodes, r, split_cond, gmat, column_matrix, *p_tree,
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~    
  167 |           row_set_collection_[nid].begin);
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~                                     
src/tree/common_row_partitioner.h:116:70:   required from ‘void xgboost::tree::CommonRowPartitioner::UpdatePosition(const xgboost::Context*, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const std::vector<xgboost::tree::CPUExpandEntry>&, const xgboost::RegTree*) [with bool any_missing = false; bool any_cat = true; xgboost::Context = xgboost::GenericParameter]’
  116 |         this->template UpdatePosition<uint32_t, any_missing, any_cat>(ctx, gmat, column_matrix,
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
  117 |                                                                       nodes, p_tree);
      |                                                                       ~~~~~~~~~~~~~~
src/tree/common_row_partitioner.h:98:52:   required from ‘void xgboost::tree::CommonRowPartitioner::UpdatePosition(const xgboost::Context*, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const std::vector<xgboost::tree::CPUExpandEntry>&, const xgboost::RegTree*) [with bool any_cat = true; xgboost::Context = xgboost::GenericParameter]’
   98 |       this->template UpdatePosition<false, any_cat>(ctx, gmat, column_matrix, nodes, p_tree);
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/tree/common_row_partitioner.h:77:44:   required from here
   77 |         this->template UpdatePosition<true>(ctx, gmat, column_matrix, nodes, p_tree);
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/tree/../common/column_matrix.h:260:94: warning: moving a temporary object prevents copy elision [-Wpessimizing-move]
  260 |         bin_index, static_cast<bst_bin_t>(index_base_[fidx]), missing_flags_, feature_offset});
      |                                                                                              ^
src/tree/../common/column_matrix.h:260:94: note: remove ‘std::move’ call
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/tree/updater_colmaker.cc -o src/tree/updater_colmaker.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from ./include/xgboost/tree_updater.h:13,
                 from src/tree/updater_colmaker.cc:12:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/tree/updater_prune.cc -o src/tree/updater_prune.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from ./include/xgboost/tree_updater.h:13,
                 from src/tree/updater_prune.cc:7:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/tree/updater_quantile_hist.cc -o src/tree/updater_quantile_hist.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from ./include/xgboost/tree_updater.h:13,
                 from src/tree/./updater_quantile_hist.h:10,
                 from src/tree/updater_quantile_hist.cc:7:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
In file included from ./dmlc-core/include/dmlc/registry.h:13,
                 from ./include/xgboost/tree_updater.h:11:
./dmlc-core/include/dmlc/./logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_GE(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/tree/./hist/../../common/quantile.h:714:3:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/./logging.h:200:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  200 | DEFINE_CHECK_FUNC(_GE, >=)
      |                        ^
./dmlc-core/include/dmlc/./logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/./logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_EQ(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/tree/./hist/../../common/row_set.h:101:7:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/./logging.h:201:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  201 | DEFINE_CHECK_FUNC(_EQ, ==)
      |                        ^
./dmlc-core/include/dmlc/./logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/./logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_EQ(const X&, const Y&) [with X = int; Y = long unsigned int]’:
src/tree/updater_quantile_hist.cc:312:9:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/./logging.h:201:24: warning: comparison of integer expressions of different signedness: ‘const int’ and ‘const long unsigned int’ [-Wsign-compare]
  201 | DEFINE_CHECK_FUNC(_EQ, ==)
      |                        ^
./dmlc-core/include/dmlc/./logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
In file included from src/tree/./../common/partition_builder.h:19,
                 from src/tree/./common_row_partitioner.h:13,
                 from src/tree/./updater_quantile_hist.h:27:
src/tree/./../common/column_matrix.h: In instantiation of ‘auto xgboost::common::ColumnMatrix::DenseColumn(xgboost::bst_feature_t) const [with BinIdxType = unsigned char; bool any_missing = true; xgboost::bst_feature_t = unsigned int]’:
src/tree/./../common/partition_builder.h:173:73:   required from ‘void xgboost::common::PartitionBuilder<BlockSize>::Partition(size_t, const std::vector<xgboost::tree::CPUExpandEntry>&, xgboost::common::Range1d, xgboost::bst_bin_t, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const xgboost::RegTree&, const size_t*) [with BinIdxType = unsigned char; bool any_missing = true; bool any_cat = true; long unsigned int BlockSize = 2048; size_t = long unsigned int; xgboost::bst_bin_t = int]’
  173 |         auto column = column_matrix.DenseColumn<BinIdxType, any_missing>(fid);
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
src/tree/./common_row_partitioner.h:165:78:   required from ‘void xgboost::tree::CommonRowPartitioner::UpdatePosition(const xgboost::Context*, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const std::vector<xgboost::tree::CPUExpandEntry>&, const xgboost::RegTree*) [with BinIdxType = unsigned char; bool any_missing = true; bool any_cat = true; xgboost::Context = xgboost::GenericParameter]’
  165 |       partition_builder_.template Partition<BinIdxType, any_missing, any_cat>(
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  166 |           node_in_set, nodes, r, split_cond, gmat, column_matrix, *p_tree,
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~    
  167 |           row_set_collection_[nid].begin);
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~                                     
src/tree/./common_row_partitioner.h:87:57:   required from here
   87 |       this->template UpdatePosition<uint8_t, true, true>(ctx, gmat, column_matrix, nodes, p_tree);
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/tree/./../common/column_matrix.h:260:94: warning: moving a temporary object prevents copy elision [-Wpessimizing-move]
  260 |         bin_index, static_cast<bst_bin_t>(index_base_[fidx]), missing_flags_, feature_offset});
      |                                                                                              ^
src/tree/./../common/column_matrix.h:260:94: note: remove ‘std::move’ call
./dmlc-core/include/dmlc/./logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_GT(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/tree/./hist/histogram.h:65:5:   required from ‘void xgboost::tree::HistogramBuilder<ExpandEntry>::BuildLocalHistograms(size_t, xgboost::common::BlockedSpace2d, const xgboost::GHistIndexMatrix&, const std::vector<T>&, const xgboost::common::RowSetCollection&, const std::vector<xgboost::detail::GradientPairInternal<float> >&, bool) [with bool any_missing = false; ExpandEntry = xgboost::tree::CPUExpandEntry; size_t = long unsigned int]’
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
src/tree/./hist/histogram.h:127:40:   required from ‘void xgboost::tree::HistogramBuilder<ExpandEntry>::BuildHist(size_t, xgboost::common::BlockedSpace2d, const xgboost::GHistIndexMatrix&, xgboost::RegTree*, const xgboost::common::RowSetCollection&, const std::vector<T>&, const std::vector<T>&, const std::vector<xgboost::detail::GradientPairInternal<float> >&, bool) [with ExpandEntry = xgboost::tree::CPUExpandEntry; size_t = long unsigned int]’
  127 |       this->BuildLocalHistograms<false>(page_id, space, gidx,
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
  128 |                                         nodes_for_explicit_hist_build,
      |                                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  129 |                                         row_set_collection, gpair,
      |                                         ~~~~~~~~~~~~~~~~~~~~~~~~~~
  130 |                                         force_read_by_column);
      |                                         ~~~~~~~~~~~~~~~~~~~~~
src/tree/updater_quantile_hist.cc:73:40:   required from here
   73 |     this->histogram_builder_->BuildHist(page_id, space, gidx, p_tree,
      |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   74 |                                         partitioner_.at(page_id).Partitions(), nodes_to_build,
      |                                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   75 |                                         nodes_to_sub, gpair_h);
      |                                         ~~~~~~~~~~~~~~~~~~~~~~
./dmlc-core/include/dmlc/./logging.h:198:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  198 | DEFINE_CHECK_FUNC(_GT, >)
      |                        ^
./dmlc-core/include/dmlc/./logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/./logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_LT(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/tree/./hist/../../data/array_interface.h:227:7:   required from ‘static void xgboost::ArrayInterfaceHandler::ExtractShape(const xgboost::JsonObject::Map&, size_t (&)[D]) [with int D = 2; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >; size_t = long unsigned int]’
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
src/tree/./hist/../../data/array_interface.h:392:40:   required from ‘void xgboost::ArrayInterface<D, allow_mask>::Initialize(const xgboost::JsonObject::Map&) [with int D = 2; bool allow_mask = false; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >]’
  392 |     ArrayInterfaceHandler::ExtractShape(array, shape);
      |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
src/tree/./hist/../../data/array_interface.h:429:61:   required from ‘xgboost::ArrayInterface<D, allow_mask>::ArrayInterface(const xgboost::JsonObject::Map&) [with int D = 2; bool allow_mask = false; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >]’
  429 |   explicit ArrayInterface(Object::Map const &array) { this->Initialize(array); }
      |                                                       ~~~~~~^~~~~~~~~~
src/tree/./hist/../../data/adapter.h:300:62:   required from here
  300 |     array_interface_ = ArrayInterface<2>(get<Object const>(j));
      |                                                              ^
./dmlc-core/include/dmlc/./logging.h:197:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  197 | DEFINE_CHECK_FUNC(_LT, <)
      |                        ^
./dmlc-core/include/dmlc/./logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
src/tree/./../common/column_matrix.h: In instantiation of ‘auto xgboost::common::ColumnMatrix::DenseColumn(xgboost::bst_feature_t) const [with BinIdxType = short unsigned int; bool any_missing = true; xgboost::bst_feature_t = unsigned int]’:
src/tree/./../common/partition_builder.h:173:73:   required from ‘void xgboost::common::PartitionBuilder<BlockSize>::Partition(size_t, const std::vector<xgboost::tree::CPUExpandEntry>&, xgboost::common::Range1d, xgboost::bst_bin_t, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const xgboost::RegTree&, const size_t*) [with BinIdxType = short unsigned int; bool any_missing = true; bool any_cat = true; long unsigned int BlockSize = 2048; size_t = long unsigned int; xgboost::bst_bin_t = int]’
  173 |         auto column = column_matrix.DenseColumn<BinIdxType, any_missing>(fid);
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
src/tree/./common_row_partitioner.h:165:78:   required from ‘void xgboost::tree::CommonRowPartitioner::UpdatePosition(const xgboost::Context*, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const std::vector<xgboost::tree::CPUExpandEntry>&, const xgboost::RegTree*) [with BinIdxType = short unsigned int; bool any_missing = true; bool any_cat = true; xgboost::Context = xgboost::GenericParameter]’
  165 |       partition_builder_.template Partition<BinIdxType, any_missing, any_cat>(
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  166 |           node_in_set, nodes, r, split_cond, gmat, column_matrix, *p_tree,
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~    
  167 |           row_set_collection_[nid].begin);
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~                                     
src/tree/./common_row_partitioner.h:112:70:   required from ‘void xgboost::tree::CommonRowPartitioner::UpdatePosition(const xgboost::Context*, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const std::vector<xgboost::tree::CPUExpandEntry>&, const xgboost::RegTree*) [with bool any_missing = true; bool any_cat = true; xgboost::Context = xgboost::GenericParameter]’
  112 |         this->template UpdatePosition<uint16_t, any_missing, any_cat>(ctx, gmat, column_matrix,
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
  113 |                                                                       nodes, p_tree);
      |                                                                       ~~~~~~~~~~~~~~
src/tree/./common_row_partitioner.h:96:51:   required from ‘void xgboost::tree::CommonRowPartitioner::UpdatePosition(const xgboost::Context*, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const std::vector<xgboost::tree::CPUExpandEntry>&, const xgboost::RegTree*) [with bool any_cat = true; xgboost::Context = xgboost::GenericParameter]’
   96 |       this->template UpdatePosition<true, any_cat>(ctx, gmat, column_matrix, nodes, p_tree);
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/tree/./common_row_partitioner.h:77:44:   required from here
   77 |         this->template UpdatePosition<true>(ctx, gmat, column_matrix, nodes, p_tree);
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/tree/./../common/column_matrix.h:260:94: warning: moving a temporary object prevents copy elision [-Wpessimizing-move]
  260 |         bin_index, static_cast<bst_bin_t>(index_base_[fidx]), missing_flags_, feature_offset});
      |                                                                                              ^
src/tree/./../common/column_matrix.h:260:94: note: remove ‘std::move’ call
src/tree/./../common/column_matrix.h: In instantiation of ‘auto xgboost::common::ColumnMatrix::DenseColumn(xgboost::bst_feature_t) const [with BinIdxType = unsigned int; bool any_missing = true; xgboost::bst_feature_t = unsigned int]’:
src/tree/./../common/partition_builder.h:173:73:   required from ‘void xgboost::common::PartitionBuilder<BlockSize>::Partition(size_t, const std::vector<xgboost::tree::CPUExpandEntry>&, xgboost::common::Range1d, xgboost::bst_bin_t, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const xgboost::RegTree&, const size_t*) [with BinIdxType = unsigned int; bool any_missing = true; bool any_cat = true; long unsigned int BlockSize = 2048; size_t = long unsigned int; xgboost::bst_bin_t = int]’
  173 |         auto column = column_matrix.DenseColumn<BinIdxType, any_missing>(fid);
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
src/tree/./common_row_partitioner.h:165:78:   required from ‘void xgboost::tree::CommonRowPartitioner::UpdatePosition(const xgboost::Context*, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const std::vector<xgboost::tree::CPUExpandEntry>&, const xgboost::RegTree*) [with BinIdxType = unsigned int; bool any_missing = true; bool any_cat = true; xgboost::Context = xgboost::GenericParameter]’
  165 |       partition_builder_.template Partition<BinIdxType, any_missing, any_cat>(
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  166 |           node_in_set, nodes, r, split_cond, gmat, column_matrix, *p_tree,
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~    
  167 |           row_set_collection_[nid].begin);
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~                                     
src/tree/./common_row_partitioner.h:116:70:   required from ‘void xgboost::tree::CommonRowPartitioner::UpdatePosition(const xgboost::Context*, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const std::vector<xgboost::tree::CPUExpandEntry>&, const xgboost::RegTree*) [with bool any_missing = true; bool any_cat = true; xgboost::Context = xgboost::GenericParameter]’
  116 |         this->template UpdatePosition<uint32_t, any_missing, any_cat>(ctx, gmat, column_matrix,
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
  117 |                                                                       nodes, p_tree);
      |                                                                       ~~~~~~~~~~~~~~
src/tree/./common_row_partitioner.h:96:51:   required from ‘void xgboost::tree::CommonRowPartitioner::UpdatePosition(const xgboost::Context*, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const std::vector<xgboost::tree::CPUExpandEntry>&, const xgboost::RegTree*) [with bool any_cat = true; xgboost::Context = xgboost::GenericParameter]’
   96 |       this->template UpdatePosition<true, any_cat>(ctx, gmat, column_matrix, nodes, p_tree);
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/tree/./common_row_partitioner.h:77:44:   required from here
   77 |         this->template UpdatePosition<true>(ctx, gmat, column_matrix, nodes, p_tree);
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/tree/./../common/column_matrix.h:260:94: warning: moving a temporary object prevents copy elision [-Wpessimizing-move]
  260 |         bin_index, static_cast<bst_bin_t>(index_base_[fidx]), missing_flags_, feature_offset});
      |                                                                                              ^
src/tree/./../common/column_matrix.h:260:94: note: remove ‘std::move’ call
src/tree/./../common/column_matrix.h: In instantiation of ‘auto xgboost::common::ColumnMatrix::DenseColumn(xgboost::bst_feature_t) const [with BinIdxType = unsigned char; bool any_missing = false; xgboost::bst_feature_t = unsigned int]’:
src/tree/./../common/partition_builder.h:173:73:   required from ‘void xgboost::common::PartitionBuilder<BlockSize>::Partition(size_t, const std::vector<xgboost::tree::CPUExpandEntry>&, xgboost::common::Range1d, xgboost::bst_bin_t, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const xgboost::RegTree&, const size_t*) [with BinIdxType = unsigned char; bool any_missing = false; bool any_cat = true; long unsigned int BlockSize = 2048; size_t = long unsigned int; xgboost::bst_bin_t = int]’
  173 |         auto column = column_matrix.DenseColumn<BinIdxType, any_missing>(fid);
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
src/tree/./common_row_partitioner.h:165:78:   required from ‘void xgboost::tree::CommonRowPartitioner::UpdatePosition(const xgboost::Context*, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const std::vector<xgboost::tree::CPUExpandEntry>&, const xgboost::RegTree*) [with BinIdxType = unsigned char; bool any_missing = false; bool any_cat = true; xgboost::Context = xgboost::GenericParameter]’
  165 |       partition_builder_.template Partition<BinIdxType, any_missing, any_cat>(
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  166 |           node_in_set, nodes, r, split_cond, gmat, column_matrix, *p_tree,
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~    
  167 |           row_set_collection_[nid].begin);
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~                                     
src/tree/./common_row_partitioner.h:108:69:   required from ‘void xgboost::tree::CommonRowPartitioner::UpdatePosition(const xgboost::Context*, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const std::vector<xgboost::tree::CPUExpandEntry>&, const xgboost::RegTree*) [with bool any_missing = false; bool any_cat = true; xgboost::Context = xgboost::GenericParameter]’
  108 |         this->template UpdatePosition<uint8_t, any_missing, any_cat>(ctx, gmat, column_matrix,
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
  109 |                                                                      nodes, p_tree);
      |                                                                      ~~~~~~~~~~~~~~
src/tree/./common_row_partitioner.h:98:52:   required from ‘void xgboost::tree::CommonRowPartitioner::UpdatePosition(const xgboost::Context*, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const std::vector<xgboost::tree::CPUExpandEntry>&, const xgboost::RegTree*) [with bool any_cat = true; xgboost::Context = xgboost::GenericParameter]’
   98 |       this->template UpdatePosition<false, any_cat>(ctx, gmat, column_matrix, nodes, p_tree);
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/tree/./common_row_partitioner.h:77:44:   required from here
   77 |         this->template UpdatePosition<true>(ctx, gmat, column_matrix, nodes, p_tree);
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/tree/./../common/column_matrix.h:260:94: warning: moving a temporary object prevents copy elision [-Wpessimizing-move]
  260 |         bin_index, static_cast<bst_bin_t>(index_base_[fidx]), missing_flags_, feature_offset});
      |                                                                                              ^
src/tree/./../common/column_matrix.h:260:94: note: remove ‘std::move’ call
src/tree/./../common/column_matrix.h: In instantiation of ‘auto xgboost::common::ColumnMatrix::DenseColumn(xgboost::bst_feature_t) const [with BinIdxType = short unsigned int; bool any_missing = false; xgboost::bst_feature_t = unsigned int]’:
src/tree/./../common/partition_builder.h:173:73:   required from ‘void xgboost::common::PartitionBuilder<BlockSize>::Partition(size_t, const std::vector<xgboost::tree::CPUExpandEntry>&, xgboost::common::Range1d, xgboost::bst_bin_t, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const xgboost::RegTree&, const size_t*) [with BinIdxType = short unsigned int; bool any_missing = false; bool any_cat = true; long unsigned int BlockSize = 2048; size_t = long unsigned int; xgboost::bst_bin_t = int]’
  173 |         auto column = column_matrix.DenseColumn<BinIdxType, any_missing>(fid);
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
src/tree/./common_row_partitioner.h:165:78:   required from ‘void xgboost::tree::CommonRowPartitioner::UpdatePosition(const xgboost::Context*, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const std::vector<xgboost::tree::CPUExpandEntry>&, const xgboost::RegTree*) [with BinIdxType = short unsigned int; bool any_missing = false; bool any_cat = true; xgboost::Context = xgboost::GenericParameter]’
  165 |       partition_builder_.template Partition<BinIdxType, any_missing, any_cat>(
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  166 |           node_in_set, nodes, r, split_cond, gmat, column_matrix, *p_tree,
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~    
  167 |           row_set_collection_[nid].begin);
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~                                     
src/tree/./common_row_partitioner.h:112:70:   required from ‘void xgboost::tree::CommonRowPartitioner::UpdatePosition(const xgboost::Context*, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const std::vector<xgboost::tree::CPUExpandEntry>&, const xgboost::RegTree*) [with bool any_missing = false; bool any_cat = true; xgboost::Context = xgboost::GenericParameter]’
  112 |         this->template UpdatePosition<uint16_t, any_missing, any_cat>(ctx, gmat, column_matrix,
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
  113 |                                                                       nodes, p_tree);
      |                                                                       ~~~~~~~~~~~~~~
src/tree/./common_row_partitioner.h:98:52:   required from ‘void xgboost::tree::CommonRowPartitioner::UpdatePosition(const xgboost::Context*, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const std::vector<xgboost::tree::CPUExpandEntry>&, const xgboost::RegTree*) [with bool any_cat = true; xgboost::Context = xgboost::GenericParameter]’
   98 |       this->template UpdatePosition<false, any_cat>(ctx, gmat, column_matrix, nodes, p_tree);
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/tree/./common_row_partitioner.h:77:44:   required from here
   77 |         this->template UpdatePosition<true>(ctx, gmat, column_matrix, nodes, p_tree);
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/tree/./../common/column_matrix.h:260:94: warning: moving a temporary object prevents copy elision [-Wpessimizing-move]
  260 |         bin_index, static_cast<bst_bin_t>(index_base_[fidx]), missing_flags_, feature_offset});
      |                                                                                              ^
src/tree/./../common/column_matrix.h:260:94: note: remove ‘std::move’ call
src/tree/./../common/column_matrix.h: In instantiation of ‘auto xgboost::common::ColumnMatrix::DenseColumn(xgboost::bst_feature_t) const [with BinIdxType = unsigned int; bool any_missing = false; xgboost::bst_feature_t = unsigned int]’:
src/tree/./../common/partition_builder.h:173:73:   required from ‘void xgboost::common::PartitionBuilder<BlockSize>::Partition(size_t, const std::vector<xgboost::tree::CPUExpandEntry>&, xgboost::common::Range1d, xgboost::bst_bin_t, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const xgboost::RegTree&, const size_t*) [with BinIdxType = unsigned int; bool any_missing = false; bool any_cat = true; long unsigned int BlockSize = 2048; size_t = long unsigned int; xgboost::bst_bin_t = int]’
  173 |         auto column = column_matrix.DenseColumn<BinIdxType, any_missing>(fid);
      |                       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
src/tree/./common_row_partitioner.h:165:78:   required from ‘void xgboost::tree::CommonRowPartitioner::UpdatePosition(const xgboost::Context*, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const std::vector<xgboost::tree::CPUExpandEntry>&, const xgboost::RegTree*) [with BinIdxType = unsigned int; bool any_missing = false; bool any_cat = true; xgboost::Context = xgboost::GenericParameter]’
  165 |       partition_builder_.template Partition<BinIdxType, any_missing, any_cat>(
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  166 |           node_in_set, nodes, r, split_cond, gmat, column_matrix, *p_tree,
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~    
  167 |           row_set_collection_[nid].begin);
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~                                     
src/tree/./common_row_partitioner.h:116:70:   required from ‘void xgboost::tree::CommonRowPartitioner::UpdatePosition(const xgboost::Context*, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const std::vector<xgboost::tree::CPUExpandEntry>&, const xgboost::RegTree*) [with bool any_missing = false; bool any_cat = true; xgboost::Context = xgboost::GenericParameter]’
  116 |         this->template UpdatePosition<uint32_t, any_missing, any_cat>(ctx, gmat, column_matrix,
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
  117 |                                                                       nodes, p_tree);
      |                                                                       ~~~~~~~~~~~~~~
src/tree/./common_row_partitioner.h:98:52:   required from ‘void xgboost::tree::CommonRowPartitioner::UpdatePosition(const xgboost::Context*, const xgboost::GHistIndexMatrix&, const xgboost::common::ColumnMatrix&, const std::vector<xgboost::tree::CPUExpandEntry>&, const xgboost::RegTree*) [with bool any_cat = true; xgboost::Context = xgboost::GenericParameter]’
   98 |       this->template UpdatePosition<false, any_cat>(ctx, gmat, column_matrix, nodes, p_tree);
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/tree/./common_row_partitioner.h:77:44:   required from here
   77 |         this->template UpdatePosition<true>(ctx, gmat, column_matrix, nodes, p_tree);
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/tree/./../common/column_matrix.h:260:94: warning: moving a temporary object prevents copy elision [-Wpessimizing-move]
  260 |         bin_index, static_cast<bst_bin_t>(index_base_[fidx]), missing_flags_, feature_offset});
      |                                                                                              ^
src/tree/./../common/column_matrix.h:260:94: note: remove ‘std::move’ call
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/tree/updater_refresh.cc -o src/tree/updater_refresh.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from ./include/xgboost/tree_updater.h:13,
                 from src/tree/updater_refresh.cc:7:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/tree/updater_sync.cc -o src/tree/updater_sync.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from ./include/xgboost/tree_updater.h:13,
                 from src/tree/updater_sync.cc:6:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/linear/linear_updater.cc -o src/linear/linear_updater.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from ./include/xgboost/linear_updater.h:8,
                 from src/linear/linear_updater.cc:4:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/linear/updater_coordinate.cc -o src/linear/updater_coordinate.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from ./include/xgboost/linear_updater.h:8,
                 from src/linear/updater_coordinate.cc:6:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/linear/updater_shotgun.cc -o src/linear/updater_shotgun.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from ./include/xgboost/linear_updater.h:8,
                 from src/linear/updater_shotgun.cc:6:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/learner.cc -o src/learner.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from ./include/xgboost/predictor.h:9,
                 from ./include/xgboost/learner.h:16,
                 from src/learner.cc:7:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
In file included from ./include/xgboost/logging.h:11,
                 from ./include/xgboost/feature_map.h:10,
                 from ./include/xgboost/learner.h:12:
./dmlc-core/include/dmlc/logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_EQ(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/learner.cc:251:3:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/logging.h:201:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  201 | DEFINE_CHECK_FUNC(_EQ, ==)
      |                        ^
./dmlc-core/include/dmlc/logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_NE(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/learner.cc:425:5:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/logging.h:202:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  202 | DEFINE_CHECK_FUNC(_NE, !=)
      |                        ^
./dmlc-core/include/dmlc/logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_NE(const X&, const Y&) [with X = unsigned int; Y = int]’:
src/learner.cc:792:5:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/logging.h:202:24: warning: comparison of integer expressions of different signedness: ‘const unsigned int’ and ‘const int’ [-Wsign-compare]
  202 | DEFINE_CHECK_FUNC(_NE, !=)
      |                        ^
./dmlc-core/include/dmlc/logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/logging.cc -o src/logging.o
In file included from src/collective/communicator.h:5,
                 from src/collective/communicator-inl.h:7,
                 from src/logging.cc:12:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/global_config.cc -o src/global_config.o
In file included from src/global_config.cc:10:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/collective/communicator.cc -o src/collective/communicator.o
In file included from src/collective/communicator.h:5,
                 from src/collective/communicator.cc:4:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/collective/socket.cc -o src/collective/socket.o
In file included from src/collective/socket.cc:4:
./include/xgboost/collective/socket.h:65:22: warning: this use of "defined" may not be portable [-Wexpansion-to-defined]
   65 | #if xgboost_IS_MINGW()
      |                      ^
./include/xgboost/collective/socket.h:147:41: warning: this use of "defined" may not be portable [-Wexpansion-to-defined]
  147 | #if defined(_WIN32) && xgboost_IS_MINGW()
      |                                         ^
./include/xgboost/collective/socket.h:511:22: warning: this use of "defined" may not be portable [-Wexpansion-to-defined]
  511 | #if xgboost_IS_MINGW()
      |                      ^
In file included from ./include/xgboost/logging.h:11,
                 from ./include/xgboost/collective/socket.h:56:
./dmlc-core/include/dmlc/logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_LT(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/collective/socket.cc:56:3:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/logging.h:197:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  197 | DEFINE_CHECK_FUNC(_LT, <)
      |                        ^
./dmlc-core/include/dmlc/logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_EQ(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/collective/socket.cc:70:3:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/logging.h:201:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  201 | DEFINE_CHECK_FUNC(_EQ, ==)
      |                        ^
./dmlc-core/include/dmlc/logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/common/charconv.cc -o src/common/charconv.o
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/common/column_matrix.cc -o src/common/column_matrix.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from src/common/../data/adapter.h:21,
                 from src/common/column_matrix.h:19,
                 from src/common/column_matrix.cc:5:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
In file included from ./dmlc-core/include/dmlc/./io.h:15,
                 from ./dmlc-core/include/dmlc/data.h:14,
                 from src/common/../data/adapter.h:7:
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_EQ(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/common/../data/array_interface.h:154:7:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/././logging.h:201:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  201 | DEFINE_CHECK_FUNC(_EQ, ==)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_GE(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/common/../data/../common/quantile.h:714:3:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/././logging.h:200:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  200 | DEFINE_CHECK_FUNC(_GE, >=)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_LT(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/common/../data/array_interface.h:227:7:   required from ‘static void xgboost::ArrayInterfaceHandler::ExtractShape(const xgboost::JsonObject::Map&, size_t (&)[D]) [with int D = 2; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >; size_t = long unsigned int]’
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
src/common/../data/array_interface.h:392:40:   required from ‘void xgboost::ArrayInterface<D, allow_mask>::Initialize(const xgboost::JsonObject::Map&) [with int D = 2; bool allow_mask = false; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >]’
  392 |     ArrayInterfaceHandler::ExtractShape(array, shape);
      |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
src/common/../data/array_interface.h:429:61:   required from ‘xgboost::ArrayInterface<D, allow_mask>::ArrayInterface(const xgboost::JsonObject::Map&) [with int D = 2; bool allow_mask = false; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >]’
  429 |   explicit ArrayInterface(Object::Map const &array) { this->Initialize(array); }
      |                                                       ~~~~~~^~~~~~~~~~
src/common/../data/adapter.h:300:62:   required from here
  300 |     array_interface_ = ArrayInterface<2>(get<Object const>(j));
      |                                                              ^
./dmlc-core/include/dmlc/././logging.h:197:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  197 | DEFINE_CHECK_FUNC(_LT, <)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/common/common.cc -o src/common/common.o
In file included from src/common/./../collective/communicator.h:5,
                 from src/common/./../collective/communicator-inl.h:7,
                 from src/common/./random.h:22,
                 from src/common/common.cc:10:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/common/hist_util.cc -o src/common/hist_util.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from src/common/hist_util.h:10,
                 from src/common/hist_util.cc:11:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
In file included from ./dmlc-core/include/dmlc/timer.h:21,
                 from src/common/hist_util.cc:5:
./dmlc-core/include/dmlc/./logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_GE(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/common/quantile.h:714:3:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/./logging.h:200:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  200 | DEFINE_CHECK_FUNC(_GE, >=)
      |                        ^
./dmlc-core/include/dmlc/./logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/./logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_EQ(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/common/row_set.h:101:7:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/./logging.h:201:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  201 | DEFINE_CHECK_FUNC(_EQ, ==)
      |                        ^
./dmlc-core/include/dmlc/./logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/./logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_LT(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/common/../data/array_interface.h:227:7:   required from ‘static void xgboost::ArrayInterfaceHandler::ExtractShape(const xgboost::JsonObject::Map&, size_t (&)[D]) [with int D = 2; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >; size_t = long unsigned int]’
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
src/common/../data/array_interface.h:392:40:   required from ‘void xgboost::ArrayInterface<D, allow_mask>::Initialize(const xgboost::JsonObject::Map&) [with int D = 2; bool allow_mask = false; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >]’
  392 |     ArrayInterfaceHandler::ExtractShape(array, shape);
      |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
src/common/../data/array_interface.h:429:61:   required from ‘xgboost::ArrayInterface<D, allow_mask>::ArrayInterface(const xgboost::JsonObject::Map&) [with int D = 2; bool allow_mask = false; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >]’
  429 |   explicit ArrayInterface(Object::Map const &array) { this->Initialize(array); }
      |                                                       ~~~~~~^~~~~~~~~~
src/common/../data/adapter.h:300:62:   required from here
  300 |     array_interface_ = ArrayInterface<2>(get<Object const>(j));
      |                                                              ^
./dmlc-core/include/dmlc/./logging.h:197:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  197 | DEFINE_CHECK_FUNC(_LT, <)
      |                        ^
./dmlc-core/include/dmlc/./logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/common/host_device_vector.cc -o src/common/host_device_vector.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from src/common/host_device_vector.cc:9:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/common/io.cc -o src/common/io.o
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/common/json.cc -o src/common/json.o
In file included from src/common/json.cc:4:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h: In instantiation of ‘class xgboost::JsonTypedArray<float, xgboost::Value::ValueKind::kNumberArray>’:
src/common/json.cc:287:16:   required from here
  287 | template class JsonTypedArray<float, Value::ValueKind::kNumberArray>;
      |                ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:148:7: note:   by ‘xgboost::JsonTypedArray<float, xgboost::Value::ValueKind::kNumberArray>& xgboost::JsonTypedArray<float, xgboost::Value::ValueKind::kNumberArray>::operator=(const xgboost::JsonTypedArray<float, xgboost::Value::ValueKind::kNumberArray>&)’
  148 | class JsonTypedArray : public Value {
      |       ^~~~~~~~~~~~~~
./include/xgboost/json.h: In instantiation of ‘class xgboost::JsonTypedArray<unsigned char, xgboost::Value::ValueKind::kU8Array>’:
src/common/json.cc:288:16:   required from here
  288 | template class JsonTypedArray<uint8_t, Value::ValueKind::kU8Array>;
      |                ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:148:7: note:   by ‘xgboost::JsonTypedArray<unsigned char, xgboost::Value::ValueKind::kU8Array>& xgboost::JsonTypedArray<unsigned char, xgboost::Value::ValueKind::kU8Array>::operator=(const xgboost::JsonTypedArray<unsigned char, xgboost::Value::ValueKind::kU8Array>&)’
  148 | class JsonTypedArray : public Value {
      |       ^~~~~~~~~~~~~~
./include/xgboost/json.h: In instantiation of ‘class xgboost::JsonTypedArray<int, xgboost::Value::ValueKind::kI32Array>’:
src/common/json.cc:289:16:   required from here
  289 | template class JsonTypedArray<int32_t, Value::ValueKind::kI32Array>;
      |                ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:148:7: note:   by ‘xgboost::JsonTypedArray<int, xgboost::Value::ValueKind::kI32Array>& xgboost::JsonTypedArray<int, xgboost::Value::ValueKind::kI32Array>::operator=(const xgboost::JsonTypedArray<int, xgboost::Value::ValueKind::kI32Array>&)’
  148 | class JsonTypedArray : public Value {
      |       ^~~~~~~~~~~~~~
./include/xgboost/json.h: In instantiation of ‘class xgboost::JsonTypedArray<long int, xgboost::Value::ValueKind::kI64Array>’:
src/common/json.cc:290:16:   required from here
  290 | template class JsonTypedArray<int64_t, Value::ValueKind::kI64Array>;
      |                ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:148:7: note:   by ‘xgboost::JsonTypedArray<long int, xgboost::Value::ValueKind::kI64Array>& xgboost::JsonTypedArray<long int, xgboost::Value::ValueKind::kI64Array>::operator=(const xgboost::JsonTypedArray<long int, xgboost::Value::ValueKind::kI64Array>&)’
  148 | class JsonTypedArray : public Value {
      |       ^~~~~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/common/numeric.cc -o src/common/numeric.o
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/common/pseudo_huber.cc -o src/common/pseudo_huber.o
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/common/quantile.cc -o src/common/quantile.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from src/common/quantile.h:11,
                 from src/common/quantile.cc:4:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
In file included from ./dmlc-core/include/dmlc/./io.h:15,
                 from ./dmlc-core/include/dmlc/data.h:14,
                 from ./include/xgboost/data.h:11:
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_GE(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/common/quantile.h:714:3:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/././logging.h:200:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  200 | DEFINE_CHECK_FUNC(_GE, >=)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_EQ(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/common/../data/array_interface.h:154:7:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/././logging.h:201:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  201 | DEFINE_CHECK_FUNC(_EQ, ==)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_NE(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/common/quantile.cc:28:3:   required from ‘xgboost::common::SketchContainerImpl<WQSketch>::SketchContainerImpl(std::vector<long unsigned int>, int32_t, xgboost::common::Span<const xgboost::FeatureType, 18446744073709551615>, bool, int32_t) [with WQSketch = xgboost::common::WXQuantileSketch<float, float>; int32_t = int]’
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
src/common/quantile.h:1005:77:   required from here
 1005 |       : SketchContainerImpl{columns_size, max_bins, ft, use_group, n_threads} {
      |                                                                             ^
./dmlc-core/include/dmlc/././logging.h:202:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  202 | DEFINE_CHECK_FUNC(_NE, !=)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_LT(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/common/../data/array_interface.h:227:7:   required from ‘static void xgboost::ArrayInterfaceHandler::ExtractShape(const xgboost::JsonObject::Map&, size_t (&)[D]) [with int D = 2; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >; size_t = long unsigned int]’
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
src/common/../data/array_interface.h:392:40:   required from ‘void xgboost::ArrayInterface<D, allow_mask>::Initialize(const xgboost::JsonObject::Map&) [with int D = 2; bool allow_mask = false; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >]’
  392 |     ArrayInterfaceHandler::ExtractShape(array, shape);
      |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
src/common/../data/array_interface.h:429:61:   required from ‘xgboost::ArrayInterface<D, allow_mask>::ArrayInterface(const xgboost::JsonObject::Map&) [with int D = 2; bool allow_mask = false; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >]’
  429 |   explicit ArrayInterface(Object::Map const &array) { this->Initialize(array); }
      |                                                       ~~~~~~^~~~~~~~~~
src/common/../data/adapter.h:300:62:   required from here
  300 |     array_interface_ = ArrayInterface<2>(get<Object const>(j));
      |                                                              ^
./dmlc-core/include/dmlc/././logging.h:197:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  197 | DEFINE_CHECK_FUNC(_LT, <)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/common/random.cc -o src/common/random.o
In file included from src/common/../collective/communicator.h:5,
                 from src/common/../collective/communicator-inl.h:7,
                 from src/common/random.h:22,
                 from src/common/random.cc:5:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
In file included from ./include/xgboost/logging.h:11,
                 from src/common/random.h:10:
./dmlc-core/include/dmlc/logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_GT(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/common/random.cc:15:3:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/logging.h:198:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  198 | DEFINE_CHECK_FUNC(_GT, >)
      |                        ^
./dmlc-core/include/dmlc/logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/common/survival_util.cc -o src/common/survival_util.o
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/common/threading_utils.cc -o src/common/threading_utils.o
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/common/timer.cc -o src/common/timer.o
In file included from src/common/../collective/communicator.h:5,
                 from src/common/../collective/communicator-inl.h:7,
                 from src/common/timer.cc:9:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/common/version.cc -o src/common/version.o
In file included from src/common/version.cc:11:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/c_api/c_api.cc -o src/c_api/c_api.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from src/c_api/c_api.cc:11:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
In file included from ./dmlc-core/include/dmlc/./io.h:15,
                 from ./dmlc-core/include/dmlc/data.h:14,
                 from ./include/xgboost/data.h:11:
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_EQ(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/c_api/../data/array_interface.h:154:7:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/././logging.h:201:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  201 | DEFINE_CHECK_FUNC(_EQ, ==)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_GE(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/c_api/../data/../common/quantile.h:714:3:   required from here
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
./dmlc-core/include/dmlc/././logging.h:200:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  200 | DEFINE_CHECK_FUNC(_GE, >=)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
./dmlc-core/include/dmlc/././logging.h: In instantiation of ‘std::unique_ptr<std::__cxx11::basic_string<char> > dmlc::LogCheck_LT(const X&, const Y&) [with X = long unsigned int; Y = int]’:
src/c_api/../data/array_interface.h:227:7:   required from ‘static void xgboost::ArrayInterfaceHandler::ExtractShape(const xgboost::JsonObject::Map&, size_t (&)[D]) [with int D = 2; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >; size_t = long unsigned int]’
  206 |   if (auto __dmlc__log__err = dmlc::LogCheck##name(x, y))  \
      |                               ~~~~~~~~~~~~~~~~~~~~^~~~~~
src/c_api/../data/array_interface.h:392:40:   required from ‘void xgboost::ArrayInterface<D, allow_mask>::Initialize(const xgboost::JsonObject::Map&) [with int D = 2; bool allow_mask = false; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >]’
  392 |     ArrayInterfaceHandler::ExtractShape(array, shape);
      |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
src/c_api/../data/array_interface.h:429:61:   required from ‘xgboost::ArrayInterface<D, allow_mask>::ArrayInterface(const xgboost::JsonObject::Map&) [with int D = 2; bool allow_mask = false; xgboost::JsonObject::Map = std::map<std::__cxx11::basic_string<char>, xgboost::Json, std::less<void> >]’
  429 |   explicit ArrayInterface(Object::Map const &array) { this->Initialize(array); }
      |                                                       ~~~~~~^~~~~~~~~~
src/c_api/../data/adapter.h:300:62:   required from here
  300 |     array_interface_ = ArrayInterface<2>(get<Object const>(j));
      |                                                              ^
./dmlc-core/include/dmlc/././logging.h:197:24: warning: comparison of integer expressions of different signedness: ‘const long unsigned int’ and ‘const int’ [-Wsign-compare]
  197 | DEFINE_CHECK_FUNC(_LT, <)
      |                        ^
./dmlc-core/include/dmlc/././logging.h:188:11: note: in definition of macro ‘DEFINE_CHECK_FUNC’
  188 |     if (x op y) return nullptr;                                                            \
      |           ^~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c src/c_api/c_api_error.cc -o src/c_api/c_api_error.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from src/c_api/./c_api_utils.h:14,
                 from src/c_api/./c_api_error.h:12,
                 from src/c_api/c_api_error.cc:8:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c amalgamation/dmlc-minimum0.cc -o amalgamation/dmlc-minimum0.o
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c rabit/src/engine.cc -o rabit/src/engine.o
In file included from ./rabit/include/rabit/internal/socket.h:8,
                 from rabit/src/allreduce_base.h:22,
                 from rabit/src/engine.cc:14:
./include/xgboost/collective/socket.h:65:22: warning: this use of "defined" may not be portable [-Wexpansion-to-defined]
   65 | #if xgboost_IS_MINGW()
      |                      ^
./include/xgboost/collective/socket.h:147:41: warning: this use of "defined" may not be portable [-Wexpansion-to-defined]
  147 | #if defined(_WIN32) && xgboost_IS_MINGW()
      |                                         ^
./include/xgboost/collective/socket.h:511:22: warning: this use of "defined" may not be portable [-Wexpansion-to-defined]
  511 | #if xgboost_IS_MINGW()
      |                      ^
./rabit/include/rabit/internal/socket.h:46:14: warning: this use of "defined" may not be portable [-Wexpansion-to-defined]
   46 | #if IS_MINGW() && !defined(POLLRDNORM) && !defined(POLLRDBAND)
      |              ^
./rabit/include/rabit/internal/socket.h:190:14: warning: this use of "defined" may not be portable [-Wexpansion-to-defined]
  190 | #if IS_MINGW() && !defined(POLLRDNORM) && !defined(POLLRDBAND)
      |              ^
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c rabit/src/rabit_c_api.cc -o rabit/src/rabit_c_api.o
In file included from ./include/xgboost/linalg.h:13,
                 from ./include/xgboost/data.h:16,
                 from rabit/src/../../src/c_api/c_api_utils.h:14,
                 from rabit/src/../../src/c_api/c_api_error.h:12,
                 from rabit/src/rabit_c_api.cc:9:
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:86:7: note:   by ‘xgboost::JsonString& xgboost::JsonString::operator=(const xgboost::JsonString&)’
   86 | class JsonString : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:112:7: note:   by ‘xgboost::JsonArray& xgboost::JsonArray::operator=(const xgboost::JsonArray&)’
  112 | class JsonArray : public Value {
      |       ^~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:189:7: note:   by ‘xgboost::JsonObject& xgboost::JsonObject::operator=(const xgboost::JsonObject&)’
  189 | class JsonObject : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:218:7: note:   by ‘xgboost::JsonNumber& xgboost::JsonNumber::operator=(const xgboost::JsonNumber&)’
  218 | class JsonNumber : public Value {
      |       ^~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:252:7: note:   by ‘xgboost::JsonInteger& xgboost::JsonInteger::operator=(const xgboost::JsonInteger&)’
  252 | class JsonInteger : public Value {
      |       ^~~~~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:295:7: note:   by ‘xgboost::JsonNull& xgboost::JsonNull::operator=(const xgboost::JsonNull&)’
  295 | class JsonNull : public Value {
      |       ^~~~~~~~
./include/xgboost/json.h:62:18: warning: ‘virtual xgboost::Value& xgboost::Value::operator=(const xgboost::Value&)’ was hidden [-Woverloaded-virtual=]
   62 |   virtual Value& operator=(Value const& rhs) = delete;
      |                  ^~~~~~~~
./include/xgboost/json.h:311:7: note:   by ‘xgboost::JsonBoolean& xgboost::JsonBoolean::operator=(const xgboost::JsonBoolean&)’
  311 | class JsonBoolean : public Value {
      |       ^~~~~~~~~~~
g++-14 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -I./include -I./dmlc-core/include -I./rabit/include -I. -DXGBOOST_STRICT_R_MODE=1 -DDMLC_LOG_BEFORE_THROW=0 -DDMLC_ENABLE_STD_THREAD=1 -DDMLC_DISABLE_STDIN=1 -DDMLC_LOG_CUSTOMIZE=1 -DXGBOOST_CUSTOMIZE_LOGGER=1 -DRABIT_CUSTOMIZE_MSG_  -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c rabit/src/allreduce_base.cc -o rabit/src/allreduce_base.o
In file included from ./rabit/include/rabit/internal/socket.h:8,
                 from rabit/src/allreduce_base.h:22,
                 from rabit/src/allreduce_base.cc:14:
./include/xgboost/collective/socket.h:65:22: warning: this use of "defined" may not be portable [-Wexpansion-to-defined]
   65 | #if xgboost_IS_MINGW()
      |                      ^
./include/xgboost/collective/socket.h:147:41: warning: this use of "defined" may not be portable [-Wexpansion-to-defined]
  147 | #if defined(_WIN32) && xgboost_IS_MINGW()
      |                                         ^
./include/xgboost/collective/socket.h:511:22: warning: this use of "defined" may not be portable [-Wexpansion-to-defined]
  511 | #if xgboost_IS_MINGW()
      |                      ^
./rabit/include/rabit/internal/socket.h:46:14: warning: this use of "defined" may not be portable [-Wexpansion-to-defined]
   46 | #if IS_MINGW() && !defined(POLLRDNORM) && !defined(POLLRDBAND)
      |              ^
./rabit/include/rabit/internal/socket.h:190:14: warning: this use of "defined" may not be portable [-Wexpansion-to-defined]
  190 | #if IS_MINGW() && !defined(POLLRDNORM) && !defined(POLLRDBAND)
      |              ^
g++-14 -std=gnu++17 -shared -L/home/hornik/tmp/R.check/r-patched-gcc/Work/build/lib -Wl,-O1 -o xgboost.so ./xgboost_R.o ./xgboost_custom.o ./init.o ./src/metric/metric.o ./src/metric/elementwise_metric.o ./src/metric/multiclass_metric.o ./src/metric/rank_metric.o ./src/metric/auc.o ./src/metric/survival_metric.o ./src/objective/objective.o ./src/objective/regression_obj.o ./src/objective/multiclass_obj.o ./src/objective/rank_obj.o ./src/objective/hinge.o ./src/objective/aft_obj.o ./src/objective/adaptive.o ./src/gbm/gbm.o ./src/gbm/gbtree.o ./src/gbm/gbtree_model.o ./src/gbm/gblinear.o ./src/gbm/gblinear_model.o ./src/data/simple_dmatrix.o ./src/data/data.o ./src/data/sparse_page_raw_format.o ./src/data/ellpack_page.o ./src/data/gradient_index.o ./src/data/gradient_index_page_source.o ./src/data/gradient_index_format.o ./src/data/sparse_page_dmatrix.o ./src/data/proxy_dmatrix.o ./src/data/iterative_dmatrix.o ./src/predictor/predictor.o ./src/predictor/cpu_predictor.o ./src/tree/constraints.o ./src/tree/param.o ./src/tree/tree_model.o ./src/tree/tree_updater.o ./src/tree/updater_approx.o ./src/tree/updater_colmaker.o ./src/tree/updater_prune.o ./src/tree/updater_quantile_hist.o ./src/tree/updater_refresh.o ./src/tree/updater_sync.o ./src/linear/linear_updater.o ./src/linear/updater_coordinate.o ./src/linear/updater_shotgun.o ./src/learner.o ./src/logging.o ./src/global_config.o ./src/collective/communicator.o ./src/collective/socket.o ./src/common/charconv.o ./src/common/column_matrix.o ./src/common/common.o ./src/common/hist_util.o ./src/common/host_device_vector.o ./src/common/io.o ./src/common/json.o ./src/common/numeric.o ./src/common/pseudo_huber.o ./src/common/quantile.o ./src/common/random.o ./src/common/survival_util.o ./src/common/threading_utils.o ./src/common/timer.o ./src/common/version.o ./src/c_api/c_api.o ./src/c_api/c_api_error.o ./amalgamation/dmlc-minimum0.o ./rabit/src/engine.o ./rabit/src/rabit_c_api.o ./rabit/src/allreduce_base.o -fopenmp -DDMLC_CMAKE_LITTLE_ENDIAN=1 -pthread -L/home/hornik/tmp/R.check/r-patched-gcc/Work/build/lib -lR
make[1]: Leaving directory '/home/hornik/tmp/scratch/RtmpmGafVD/R.INSTALL328a0f4fb602be/xgboost/src'
make[1]: Entering directory '/home/hornik/tmp/scratch/RtmpmGafVD/R.INSTALL328a0f4fb602be/xgboost/src'
Makevars:17: -DXGBOOST_STRICT_R_MODE=1
Makevars:17: -DDMLC_LOG_BEFORE_THROW=0
Makevars:17: -DDMLC_ENABLE_STD_THREAD=1
Makevars:17: -DDMLC_DISABLE_STDIN=1
Makevars:17: -DDMLC_LOG_CUSTOMIZE=1
Makevars:17: -DXGBOOST_CUSTOMIZE_LOGGER=1
Makevars:17: -DRABIT_CUSTOMIZE_MSG_
make[1]: Leaving directory '/home/hornik/tmp/scratch/RtmpmGafVD/R.INSTALL328a0f4fb602be/xgboost/src'
installing to /home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/00LOCK-xgboost/00new/xgboost/libs
** R
** data
** demo
** inst
** byte-compile and prepare package for lazy loading
** help
*** installing help indices
  converting help for package ‘xgboost’
    finding HTML links ... done
    a-compatibility-note-for-saveRDS-save   html  
    agaricus.test                           html  
    agaricus.train                          html  
    callbacks                               html  
    cb.cv.predict                           html  
    cb.early.stop                           html  
    cb.evaluation.log                       html  
    cb.gblinear.history                     html  
    cb.print.evaluation                     html  
    cb.reset.parameters                     html  
    cb.save.model                           html  
    dim.xgb.DMatrix                         html  
    dimnames.xgb.DMatrix                    html  
    getinfo                                 html  
    normalize                               html  
    predict.xgb.Booster                     html  
    prepare.ggplot.shap.data                html  
    print.xgb.Booster                       html  
    print.xgb.DMatrix                       html  
    print.xgb.cv                            html  
    setinfo                                 html  
    slice.xgb.DMatrix                       html  
    xgb.Booster.complete                    html  
    xgb.DMatrix                             html  
    xgb.DMatrix.save                        html  
    xgb.attr                                html  
    xgb.config                              html  
    xgb.create.features                     html  
    xgb.cv                                  html  
    xgb.dump                                html  
    xgb.gblinear.history                    html  
    xgb.importance                          html  
    xgb.load                                html  
    xgb.load.raw                            html  
    xgb.model.dt.tree                       html  
    xgb.parameters                          html  
    xgb.plot.deepness                       html  
    xgb.plot.importance                     html  
    xgb.plot.multi.trees                    html  
    xgb.plot.shap                           html  
    xgb.plot.shap.summary                   html  
    xgb.plot.tree                           html  
    xgb.save                                html  
    xgb.save.raw                            html  
    xgb.serialize                           html  
    xgb.shap.data                           html  
    xgb.train                               html  
    xgb.unserialize                         html  
    xgbConfig                               html  
    xgboost-deprecated                      html  
** building package indices
** installing vignettes
** testing if installed package can be loaded from temporary location
** checking absolute paths in shared objects and dynamic libraries
** testing if installed package can be loaded from final location
** testing if installed package keeps a record of temporary installation path
* DONE (xgboost)