* installing to library ‘/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages’
* installing *source* package ‘rsparse’ ...
** package ‘rsparse’ successfully unpacked and MD5 sums checked
** using staged installation
configure: creating ./config.status
config.status: creating src/Makevars
** libs
using C++ compiler: ‘g++-13 (Debian 13.2.0-13) 13.2.0’
using C++11
make[1]: Entering directory '/tmp/RtmpKg7l8E/R.INSTALL2c8c861d96d39b/rsparse/src'
g++-13 -std=gnu++11 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DARMA_32BIT_WORD -I../inst/include/ -DRSPARSE_R_PKG -DARMA_NO_DEBUG -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/Rcpp/include' -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/RcppArmadillo/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O2 -Wall -pedantic -mtune=native   -c FTRL.cpp -o FTRL.o
g++-13 -std=gnu++11 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DARMA_32BIT_WORD -I../inst/include/ -DRSPARSE_R_PKG -DARMA_NO_DEBUG -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/Rcpp/include' -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/RcppArmadillo/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O2 -Wall -pedantic -mtune=native   -c GloVe.cpp -o GloVe.o
g++-13 -std=gnu++11 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DARMA_32BIT_WORD -I../inst/include/ -DRSPARSE_R_PKG -DARMA_NO_DEBUG -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/Rcpp/include' -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/RcppArmadillo/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O2 -Wall -pedantic -mtune=native   -c RcppExports.cpp -o RcppExports.o
g++-13 -std=gnu++11 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DARMA_32BIT_WORD -I../inst/include/ -DRSPARSE_R_PKG -DARMA_NO_DEBUG -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/Rcpp/include' -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/RcppArmadillo/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O2 -Wall -pedantic -mtune=native   -c factorization_machine.cpp -o factorization_machine.o
g++-13 -std=gnu++11 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DARMA_32BIT_WORD -I../inst/include/ -DRSPARSE_R_PKG -DARMA_NO_DEBUG -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/Rcpp/include' -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/RcppArmadillo/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O2 -Wall -pedantic -mtune=native   -c kmeans.cpp -o kmeans.o
g++-13 -std=gnu++11 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DARMA_32BIT_WORD -I../inst/include/ -DRSPARSE_R_PKG -DARMA_NO_DEBUG -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/Rcpp/include' -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/RcppArmadillo/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O2 -Wall -pedantic -mtune=native   -c matrix_top_product.cpp -o matrix_top_product.o
g++-13 -std=gnu++11 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DARMA_32BIT_WORD -I../inst/include/ -DRSPARSE_R_PKG -DARMA_NO_DEBUG -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/Rcpp/include' -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/RcppArmadillo/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O2 -Wall -pedantic -mtune=native   -c nnls.cpp -o nnls.o
nnls.cpp: In function ‘arma::Mat<double> c_nnls_double(const arma::mat&, const arma::vec&, unsigned int, double)’:
nnls.cpp:9:22: warning: comparison of integer expressions of different signedness: ‘int’ and ‘unsigned int’ [-Wsign-compare]
    9 |   for (auto i = 0; i < n; i++) {
      |                    ~~^~~
In file included from nnls.cpp:1:
../inst/include/nnls.hpp: In instantiation of ‘arma::Col<eT> scd_ls_update(const arma::Mat<eT>&, arma::Col<eT>&, arma::uword, double, const arma::Col<eT>&) [with T = double; arma::uword = unsigned int]’:
../inst/include/nnls.hpp:45:42:   required from ‘arma::Col<eT> c_nnls(const arma::Mat<eT>&, const arma::Col<eT>&, const arma::Col<eT>&, arma::uword, double) [with T = double; arma::uword = unsigned int]’
nnls.cpp:14:24:   required from here
../inst/include/nnls.hpp:17:22: warning: comparison of integer expressions of different signedness: ‘int’ and ‘arma::uword’ {aka ‘unsigned int’} [-Wsign-compare]
   17 |   for (auto t = 0; t < max_iter; t++) {
      |                    ~~^~~~~~~~~~
../inst/include/nnls.hpp:19:24: warning: comparison of integer expressions of different signedness: ‘int’ and ‘const arma::uword’ {aka ‘const unsigned int’} [-Wsign-compare]
   19 |     for (auto k = 0; k < XtX.n_cols; k++) {
      |                      ~~^~~~~~~~~~~~
g++-13 -std=gnu++11 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DARMA_32BIT_WORD -I../inst/include/ -DRSPARSE_R_PKG -DARMA_NO_DEBUG -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/Rcpp/include' -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/RcppArmadillo/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O2 -Wall -pedantic -mtune=native   -c rankmf.cpp -o rankmf.o
rankmf.cpp: In instantiation of ‘void rankmf_solver(const MappedCSR<T2>&, arma::Mat<eT>&, arma::Mat<eT>&, arma::Col<eT>&, arma::Col<eT>&, const MappedCSR<T2>&, const MappedCSR<T2>&, arma::uword, arma::uword, T, T, T, T, T, arma::uword, bool, arma::uword, arma::uword, arma::uword, T, arma::uword, arma::uword) [with T = double; T2 = double; arma::uword = unsigned int]’:
rankmf.cpp:305:32:   required from here
rankmf.cpp:240:28: warning: comparison of integer expressions of different signedness: ‘int’ and ‘arma::uword’ {aka ‘unsigned int’} [-Wsign-compare]
  240 |         for (auto i = 0; i < user_features_nnz_indices.size(); i++) {
      |                          ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
rankmf.cpp:254:30: warning: comparison of integer expressions of different signedness: ‘int’ and ‘arma::uword’ {aka ‘unsigned int’} [-Wsign-compare]
  254 |           for (auto i = 0; i < item_features_pos_nnz_indices.size(); i++) {
      |                            ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
rankmf.cpp:267:30: warning: comparison of integer expressions of different signedness: ‘int’ and ‘arma::uword’ {aka ‘unsigned int’} [-Wsign-compare]
  267 |           for (auto i = 0; i < item_features_neg_nnz_indices.size(); i++) {
      |                            ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
rankmf.cpp: In instantiation of ‘void rankmf_solver(const MappedCSR<T2>&, arma::Mat<eT>&, arma::Mat<eT>&, arma::Col<eT>&, arma::Col<eT>&, const MappedCSR<T2>&, const MappedCSR<T2>&, arma::uword, arma::uword, T, T, T, T, T, arma::uword, bool, arma::uword, arma::uword, arma::uword, T, arma::uword, arma::uword) [with T = float; T2 = double; arma::uword = unsigned int]’:
rankmf.cpp:348:31:   required from here
rankmf.cpp:240:28: warning: comparison of integer expressions of different signedness: ‘int’ and ‘arma::uword’ {aka ‘unsigned int’} [-Wsign-compare]
  240 |         for (auto i = 0; i < user_features_nnz_indices.size(); i++) {
      |                          ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
rankmf.cpp:254:30: warning: comparison of integer expressions of different signedness: ‘int’ and ‘arma::uword’ {aka ‘unsigned int’} [-Wsign-compare]
  254 |           for (auto i = 0; i < item_features_pos_nnz_indices.size(); i++) {
      |                            ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
rankmf.cpp:267:30: warning: comparison of integer expressions of different signedness: ‘int’ and ‘arma::uword’ {aka ‘unsigned int’} [-Wsign-compare]
  267 |           for (auto i = 0; i < item_features_neg_nnz_indices.size(); i++) {
      |                            ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
g++-13 -std=gnu++11 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DARMA_32BIT_WORD -I../inst/include/ -DRSPARSE_R_PKG -DARMA_NO_DEBUG -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/Rcpp/include' -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/RcppArmadillo/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O2 -Wall -pedantic -mtune=native   -c utils.cpp -o utils.o
g++-13 -std=gnu++11 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DARMA_32BIT_WORD -I../inst/include/ -DRSPARSE_R_PKG -DARMA_NO_DEBUG -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/Rcpp/include' -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/RcppArmadillo/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O2 -Wall -pedantic -mtune=native   -c wrmf_explicit.cpp -o wrmf_explicit.o
In file included from wrmf_explicit.cpp:1:
../inst/include/wrmf_explicit.hpp: In instantiation of ‘arma::Col<eT> cg_solver_explicit(const arma::Mat<eT>&, const arma::Col<eT>&, const arma::Col<eT>&, T, arma::uword) [with T = double; arma::uword = unsigned int]’:
../inst/include/wrmf_explicit.hpp:101:38:   required from ‘T als_explicit(const dMappedCSC&, arma::Mat<eT>&, arma::Mat<eT>&, double, int, unsigned int, unsigned int, bool, const arma::Col<eT>&, bool, bool) [with T = double; dMappedCSC = MappedCSC<double>]’
wrmf_explicit.cpp:10:38:   required from here
../inst/include/wrmf_explicit.hpp:20:22: warning: comparison of integer expressions of different signedness: ‘int’ and ‘const arma::uword’ {aka ‘const unsigned int’} [-Wsign-compare]
   20 |   for (auto k = 0; k < n_iter; k++) {
      |                    ~~^~~~~~~~
../inst/include/wrmf_explicit.hpp: In instantiation of ‘arma::Col<eT> cg_solver_explicit(const arma::Mat<eT>&, const arma::Col<eT>&, const arma::Col<eT>&, T, arma::uword) [with T = float; arma::uword = unsigned int]’:
../inst/include/wrmf_explicit.hpp:101:38:   required from ‘T als_explicit(const dMappedCSC&, arma::Mat<eT>&, arma::Mat<eT>&, double, int, unsigned int, unsigned int, bool, const arma::Col<eT>&, bool, bool) [with T = float; dMappedCSC = MappedCSC<double>]’
wrmf_explicit.cpp:24:37:   required from here
../inst/include/wrmf_explicit.hpp:20:22: warning: comparison of integer expressions of different signedness: ‘int’ and ‘const arma::uword’ {aka ‘const unsigned int’} [-Wsign-compare]
In file included from ../inst/include/wrmf_explicit.hpp:1:
../inst/include/nnls.hpp: In instantiation of ‘arma::Col<eT> scd_ls_update(const arma::Mat<eT>&, arma::Col<eT>&, arma::uword, double, const arma::Col<eT>&) [with T = double; arma::uword = unsigned int]’:
../inst/include/nnls.hpp:45:42:   required from ‘arma::Col<eT> c_nnls(const arma::Mat<eT>&, const arma::Col<eT>&, const arma::Col<eT>&, arma::uword, double) [with T = double; arma::uword = unsigned int]’
../inst/include/wrmf_explicit.hpp:110:28:   required from ‘T als_explicit(const dMappedCSC&, arma::Mat<eT>&, arma::Mat<eT>&, double, int, unsigned int, unsigned int, bool, const arma::Col<eT>&, bool, bool) [with T = double; dMappedCSC = MappedCSC<double>]’
wrmf_explicit.cpp:10:38:   required from here
../inst/include/nnls.hpp:17:22: warning: comparison of integer expressions of different signedness: ‘int’ and ‘arma::uword’ {aka ‘unsigned int’} [-Wsign-compare]
   17 |   for (auto t = 0; t < max_iter; t++) {
      |                    ~~^~~~~~~~~~
../inst/include/nnls.hpp:19:24: warning: comparison of integer expressions of different signedness: ‘int’ and ‘const arma::uword’ {aka ‘const unsigned int’} [-Wsign-compare]
   19 |     for (auto k = 0; k < XtX.n_cols; k++) {
      |                      ~~^~~~~~~~~~~~
../inst/include/nnls.hpp: In instantiation of ‘arma::Col<eT> scd_ls_update(const arma::Mat<eT>&, arma::Col<eT>&, arma::uword, double, const arma::Col<eT>&) [with T = float; arma::uword = unsigned int]’:
../inst/include/nnls.hpp:45:42:   required from ‘arma::Col<eT> c_nnls(const arma::Mat<eT>&, const arma::Col<eT>&, const arma::Col<eT>&, arma::uword, double) [with T = float; arma::uword = unsigned int]’
../inst/include/wrmf_explicit.hpp:110:28:   required from ‘T als_explicit(const dMappedCSC&, arma::Mat<eT>&, arma::Mat<eT>&, double, int, unsigned int, unsigned int, bool, const arma::Col<eT>&, bool, bool) [with T = float; dMappedCSC = MappedCSC<double>]’
wrmf_explicit.cpp:24:37:   required from here
../inst/include/nnls.hpp:17:22: warning: comparison of integer expressions of different signedness: ‘int’ and ‘arma::uword’ {aka ‘unsigned int’} [-Wsign-compare]
   17 |   for (auto t = 0; t < max_iter; t++) {
      |                    ~~^~~~~~~~~~
../inst/include/nnls.hpp:19:24: warning: comparison of integer expressions of different signedness: ‘int’ and ‘const arma::uword’ {aka ‘const unsigned int’} [-Wsign-compare]
   19 |     for (auto k = 0; k < XtX.n_cols; k++) {
      |                      ~~^~~~~~~~~~~~
g++-13 -std=gnu++11 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DARMA_32BIT_WORD -I../inst/include/ -DRSPARSE_R_PKG -DARMA_NO_DEBUG -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/Rcpp/include' -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/RcppArmadillo/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O2 -Wall -pedantic -mtune=native   -c wrmf_implicit.cpp -o wrmf_implicit.o
In file included from wrmf_implicit.cpp:1:
../inst/include/wrmf_implicit.hpp:140:5: warning: multi-line comment [-Wcomment]
  140 |     // rhs_user = rhs_init - \
      |     ^
../inst/include/wrmf_implicit.hpp:215:11: warning: multi-line comment [-Wcomment]
  215 |           // rhs += (X_nnz.each_row() % confidence.t()) * \
      |           ^
../inst/include/wrmf_implicit.hpp: In instantiation of ‘arma::Col<eT> cg_solver_implicit(const arma::Mat<eT>&, const arma::Col<eT>&, const arma::Col<eT>&, arma::uword, const arma::Mat<eT>&) [with T = double; arma::uword = unsigned int]’:
../inst/include/wrmf_implicit.hpp:192:40:   required from ‘T als_implicit(const dMappedCSC&, arma::Mat<eT>&, arma::Mat<eT>&, const arma::Mat<eT>&, double, int, unsigned int, unsigned int, bool, bool, double, arma::Col<eT>&, bool) [with T = double; dMappedCSC = MappedCSC<double>]’
wrmf_implicit.cpp:11:38:   required from here
../inst/include/wrmf_implicit.hpp:21:22: warning: comparison of integer expressions of different signedness: ‘int’ and ‘const arma::uword’ {aka ‘const unsigned int’} [-Wsign-compare]
   21 |   for (auto k = 0; k < n_iter; k++) {
      |                    ~~^~~~~~~~
../inst/include/wrmf_implicit.hpp: In instantiation of ‘arma::Col<eT> cg_solver_implicit_user_item_bias(const arma::Mat<eT>&, const arma::Col<eT>&, const arma::Col<eT>&, arma::uword, const arma::Mat<eT>&, const arma::Col<eT>&, const arma::Col<eT>&, T) [with T = double; arma::uword = unsigned int]’:
../inst/include/wrmf_implicit.hpp:194:55:   required from ‘T als_implicit(const dMappedCSC&, arma::Mat<eT>&, arma::Mat<eT>&, const arma::Mat<eT>&, double, int, unsigned int, unsigned int, bool, bool, double, arma::Col<eT>&, bool) [with T = double; dMappedCSC = MappedCSC<double>]’
wrmf_implicit.cpp:11:38:   required from here
../inst/include/wrmf_implicit.hpp:77:22: warning: comparison of integer expressions of different signedness: ‘int’ and ‘const arma::uword’ {aka ‘const unsigned int’} [-Wsign-compare]
   77 |   for (auto k = 0; k < n_iter; k++) {
      |                    ~~^~~~~~~~
../inst/include/wrmf_implicit.hpp: In instantiation of ‘arma::Col<eT> cg_solver_implicit_global_bias(const arma::Mat<eT>&, const arma::Col<eT>&, const arma::Col<eT>&, arma::uword, const arma::Mat<eT>&, arma::Col<eT>, T) [with T = double; arma::uword = unsigned int]’:
../inst/include/wrmf_implicit.hpp:197:52:   required from ‘T als_implicit(const dMappedCSC&, arma::Mat<eT>&, arma::Mat<eT>&, const arma::Mat<eT>&, double, int, unsigned int, unsigned int, bool, bool, double, arma::Col<eT>&, bool) [with T = double; dMappedCSC = MappedCSC<double>]’
wrmf_implicit.cpp:11:38:   required from here
../inst/include/wrmf_implicit.hpp:49:22: warning: comparison of integer expressions of different signedness: ‘int’ and ‘const arma::uword’ {aka ‘const unsigned int’} [-Wsign-compare]
   49 |   for (auto k = 0; k < n_iter; k++) {
      |                    ~~^~~~~~~~
../inst/include/wrmf_implicit.hpp: In instantiation of ‘arma::Col<eT> cg_solver_implicit(const arma::Mat<eT>&, const arma::Col<eT>&, const arma::Col<eT>&, arma::uword, const arma::Mat<eT>&) [with T = float; arma::uword = unsigned int]’:
../inst/include/wrmf_implicit.hpp:192:40:   required from ‘T als_implicit(const dMappedCSC&, arma::Mat<eT>&, arma::Mat<eT>&, const arma::Mat<eT>&, double, int, unsigned int, unsigned int, bool, bool, double, arma::Col<eT>&, bool) [with T = float; dMappedCSC = MappedCSC<double>]’
wrmf_implicit.cpp:28:37:   required from here
../inst/include/wrmf_implicit.hpp:21:22: warning: comparison of integer expressions of different signedness: ‘int’ and ‘const arma::uword’ {aka ‘const unsigned int’} [-Wsign-compare]
   21 |   for (auto k = 0; k < n_iter; k++) {
      |                    ~~^~~~~~~~
../inst/include/wrmf_implicit.hpp: In instantiation of ‘arma::Col<eT> cg_solver_implicit_user_item_bias(const arma::Mat<eT>&, const arma::Col<eT>&, const arma::Col<eT>&, arma::uword, const arma::Mat<eT>&, const arma::Col<eT>&, const arma::Col<eT>&, T) [with T = float; arma::uword = unsigned int]’:
../inst/include/wrmf_implicit.hpp:194:55:   required from ‘T als_implicit(const dMappedCSC&, arma::Mat<eT>&, arma::Mat<eT>&, const arma::Mat<eT>&, double, int, unsigned int, unsigned int, bool, bool, double, arma::Col<eT>&, bool) [with T = float; dMappedCSC = MappedCSC<double>]’
wrmf_implicit.cpp:28:37:   required from here
../inst/include/wrmf_implicit.hpp:77:22: warning: comparison of integer expressions of different signedness: ‘int’ and ‘const arma::uword’ {aka ‘const unsigned int’} [-Wsign-compare]
   77 |   for (auto k = 0; k < n_iter; k++) {
      |                    ~~^~~~~~~~
../inst/include/wrmf_implicit.hpp: In instantiation of ‘arma::Col<eT> cg_solver_implicit_global_bias(const arma::Mat<eT>&, const arma::Col<eT>&, const arma::Col<eT>&, arma::uword, const arma::Mat<eT>&, arma::Col<eT>, T) [with T = float; arma::uword = unsigned int]’:
../inst/include/wrmf_implicit.hpp:197:52:   required from ‘T als_implicit(const dMappedCSC&, arma::Mat<eT>&, arma::Mat<eT>&, const arma::Mat<eT>&, double, int, unsigned int, unsigned int, bool, bool, double, arma::Col<eT>&, bool) [with T = float; dMappedCSC = MappedCSC<double>]’
wrmf_implicit.cpp:28:37:   required from here
../inst/include/wrmf_implicit.hpp:49:22: warning: comparison of integer expressions of different signedness: ‘int’ and ‘const arma::uword’ {aka ‘const unsigned int’} [-Wsign-compare]
   49 |   for (auto k = 0; k < n_iter; k++) {
      |                    ~~^~~~~~~~
In file included from ../inst/include/wrmf_implicit.hpp:1:
../inst/include/nnls.hpp: In instantiation of ‘arma::Col<eT> scd_ls_update(const arma::Mat<eT>&, arma::Col<eT>&, arma::uword, double, const arma::Col<eT>&) [with T = double; arma::uword = unsigned int]’:
../inst/include/nnls.hpp:45:42:   required from ‘arma::Col<eT> c_nnls(const arma::Mat<eT>&, const arma::Col<eT>&, const arma::Col<eT>&, arma::uword, double) [with T = double; arma::uword = unsigned int]’
../inst/include/wrmf_implicit.hpp:228:28:   required from ‘T als_implicit(const dMappedCSC&, arma::Mat<eT>&, arma::Mat<eT>&, const arma::Mat<eT>&, double, int, unsigned int, unsigned int, bool, bool, double, arma::Col<eT>&, bool) [with T = double; dMappedCSC = MappedCSC<double>]’
wrmf_implicit.cpp:11:38:   required from here
../inst/include/nnls.hpp:17:22: warning: comparison of integer expressions of different signedness: ‘int’ and ‘arma::uword’ {aka ‘unsigned int’} [-Wsign-compare]
   17 |   for (auto t = 0; t < max_iter; t++) {
      |                    ~~^~~~~~~~~~
../inst/include/nnls.hpp:19:24: warning: comparison of integer expressions of different signedness: ‘int’ and ‘const arma::uword’ {aka ‘const unsigned int’} [-Wsign-compare]
   19 |     for (auto k = 0; k < XtX.n_cols; k++) {
      |                      ~~^~~~~~~~~~~~
../inst/include/nnls.hpp: In instantiation of ‘arma::Col<eT> scd_ls_update(const arma::Mat<eT>&, arma::Col<eT>&, arma::uword, double, const arma::Col<eT>&) [with T = float; arma::uword = unsigned int]’:
../inst/include/nnls.hpp:45:42:   required from ‘arma::Col<eT> c_nnls(const arma::Mat<eT>&, const arma::Col<eT>&, const arma::Col<eT>&, arma::uword, double) [with T = float; arma::uword = unsigned int]’
../inst/include/wrmf_implicit.hpp:228:28:   required from ‘T als_implicit(const dMappedCSC&, arma::Mat<eT>&, arma::Mat<eT>&, const arma::Mat<eT>&, double, int, unsigned int, unsigned int, bool, bool, double, arma::Col<eT>&, bool) [with T = float; dMappedCSC = MappedCSC<double>]’
wrmf_implicit.cpp:28:37:   required from here
../inst/include/nnls.hpp:17:22: warning: comparison of integer expressions of different signedness: ‘int’ and ‘arma::uword’ {aka ‘unsigned int’} [-Wsign-compare]
   17 |   for (auto t = 0; t < max_iter; t++) {
      |                    ~~^~~~~~~~~~
../inst/include/nnls.hpp:19:24: warning: comparison of integer expressions of different signedness: ‘int’ and ‘const arma::uword’ {aka ‘const unsigned int’} [-Wsign-compare]
   19 |     for (auto k = 0; k < XtX.n_cols; k++) {
      |                      ~~^~~~~~~~~~~~
g++-13 -std=gnu++11 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DARMA_32BIT_WORD -I../inst/include/ -DRSPARSE_R_PKG -DARMA_NO_DEBUG -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/Rcpp/include' -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/RcppArmadillo/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O2 -Wall -pedantic -mtune=native   -c wrmf_init.cpp -o wrmf_init.o
In file included from wrmf_init.cpp:3:
../inst/include/wrmf_utils.hpp: In instantiation of ‘double initialize_biases_explicit(dMappedCSC&, dMappedCSC&, arma::Col<eT>&, arma::Col<eT>&, T, bool, bool, bool) [with T = double; dMappedCSC = MappedCSC<double>]’:
../inst/include/wrmf_utils.hpp:177:38:   required from ‘double initialize_biases(dMappedCSC&, dMappedCSC&, arma::Col<eT>&, arma::Col<eT>&, T, bool, bool, bool, bool) [with T = double; dMappedCSC = MappedCSC<double>]’
wrmf_init.cpp:14:35:   required from here
../inst/include/wrmf_utils.hpp:56:27: warning: comparison of integer expressions of different signedness: ‘int’ and ‘const arma::uword’ {aka ‘const unsigned int’} [-Wsign-compare]
   56 |     for (int col = 0; col < ConfCSC.n_cols; col++) {
      |                       ~~~~^~~~~~~~~~~~~~~~
../inst/include/wrmf_utils.hpp:60:47: warning: comparison of integer expressions of different signedness: ‘int’ and ‘arma::uword’ {aka ‘unsigned int’} [-Wsign-compare]
   60 |       for (int ix = ConfCSC.col_ptrs[col]; ix < ConfCSC.col_ptrs[col + 1]; ix++) {
      |                                            ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
../inst/include/wrmf_utils.hpp:69:27: warning: comparison of integer expressions of different signedness: ‘int’ and ‘const arma::uword’ {aka ‘const unsigned int’} [-Wsign-compare]
   69 |     for (int row = 0; row < ConfCSR.n_cols; row++) {
      |                       ~~~~^~~~~~~~~~~~~~~~
../inst/include/wrmf_utils.hpp:73:47: warning: comparison of integer expressions of different signedness: ‘int’ and ‘arma::uword’ {aka ‘unsigned int’} [-Wsign-compare]
   73 |       for (int ix = ConfCSR.col_ptrs[row]; ix < ConfCSR.col_ptrs[row + 1]; ix++) {
      |                                            ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
../inst/include/wrmf_utils.hpp: In instantiation of ‘double initialize_biases_implicit(dMappedCSC&, dMappedCSC&, arma::Col<eT>&, arma::Col<eT>&, T, bool, bool) [with T = double; dMappedCSC = MappedCSC<double>]’:
../inst/include/wrmf_utils.hpp:181:38:   required from ‘double initialize_biases(dMappedCSC&, dMappedCSC&, arma::Col<eT>&, arma::Col<eT>&, T, bool, bool, bool, bool) [with T = double; dMappedCSC = MappedCSC<double>]’
wrmf_init.cpp:14:35:   required from here
../inst/include/wrmf_utils.hpp:104:47: warning: comparison of integer expressions of different signedness: ‘int’ and ‘arma::uword’ {aka ‘unsigned int’} [-Wsign-compare]
  104 |       for (int ix = ConfCSR.col_ptrs[row]; ix < ConfCSR.col_ptrs[row + 1]; ix++)
      |                                            ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
../inst/include/wrmf_utils.hpp:116:47: warning: comparison of integer expressions of different signedness: ‘int’ and ‘arma::uword’ {aka ‘unsigned int’} [-Wsign-compare]
  116 |       for (int ix = ConfCSC.col_ptrs[col]; ix < ConfCSC.col_ptrs[col + 1]; ix++)
      |                                            ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
../inst/include/wrmf_utils.hpp:141:47: warning: comparison of integer expressions of different signedness: ‘int’ and ‘arma::uword’ {aka ‘unsigned int’} [-Wsign-compare]
  141 |       for (int ix = ConfCSC.col_ptrs[col]; ix < ConfCSC.col_ptrs[col + 1]; ix++)
      |                                            ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
../inst/include/wrmf_utils.hpp:157:47: warning: comparison of integer expressions of different signedness: ‘int’ and ‘arma::uword’ {aka ‘unsigned int’} [-Wsign-compare]
  157 |       for (int ix = ConfCSR.col_ptrs[row]; ix < ConfCSR.col_ptrs[row + 1]; ix++)
      |                                            ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
../inst/include/wrmf_utils.hpp: In instantiation of ‘double initialize_biases_explicit(dMappedCSC&, dMappedCSC&, arma::Col<eT>&, arma::Col<eT>&, T, bool, bool, bool) [with T = float; dMappedCSC = MappedCSC<double>]’:
../inst/include/wrmf_utils.hpp:177:38:   required from ‘double initialize_biases(dMappedCSC&, dMappedCSC&, arma::Col<eT>&, arma::Col<eT>&, T, bool, bool, bool, bool) [with T = float; dMappedCSC = MappedCSC<double>]’
wrmf_init.cpp:31:34:   required from here
../inst/include/wrmf_utils.hpp:56:27: warning: comparison of integer expressions of different signedness: ‘int’ and ‘const arma::uword’ {aka ‘const unsigned int’} [-Wsign-compare]
   56 |     for (int col = 0; col < ConfCSC.n_cols; col++) {
      |                       ~~~~^~~~~~~~~~~~~~~~
../inst/include/wrmf_utils.hpp:60:47: warning: comparison of integer expressions of different signedness: ‘int’ and ‘arma::uword’ {aka ‘unsigned int’} [-Wsign-compare]
   60 |       for (int ix = ConfCSC.col_ptrs[col]; ix < ConfCSC.col_ptrs[col + 1]; ix++) {
      |                                            ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
../inst/include/wrmf_utils.hpp:69:27: warning: comparison of integer expressions of different signedness: ‘int’ and ‘const arma::uword’ {aka ‘const unsigned int’} [-Wsign-compare]
   69 |     for (int row = 0; row < ConfCSR.n_cols; row++) {
      |                       ~~~~^~~~~~~~~~~~~~~~
../inst/include/wrmf_utils.hpp:73:47: warning: comparison of integer expressions of different signedness: ‘int’ and ‘arma::uword’ {aka ‘unsigned int’} [-Wsign-compare]
   73 |       for (int ix = ConfCSR.col_ptrs[row]; ix < ConfCSR.col_ptrs[row + 1]; ix++) {
      |                                            ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
../inst/include/wrmf_utils.hpp: In instantiation of ‘double initialize_biases_implicit(dMappedCSC&, dMappedCSC&, arma::Col<eT>&, arma::Col<eT>&, T, bool, bool) [with T = float; dMappedCSC = MappedCSC<double>]’:
../inst/include/wrmf_utils.hpp:181:38:   required from ‘double initialize_biases(dMappedCSC&, dMappedCSC&, arma::Col<eT>&, arma::Col<eT>&, T, bool, bool, bool, bool) [with T = float; dMappedCSC = MappedCSC<double>]’
wrmf_init.cpp:31:34:   required from here
../inst/include/wrmf_utils.hpp:104:47: warning: comparison of integer expressions of different signedness: ‘int’ and ‘arma::uword’ {aka ‘unsigned int’} [-Wsign-compare]
  104 |       for (int ix = ConfCSR.col_ptrs[row]; ix < ConfCSR.col_ptrs[row + 1]; ix++)
      |                                            ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
../inst/include/wrmf_utils.hpp:116:47: warning: comparison of integer expressions of different signedness: ‘int’ and ‘arma::uword’ {aka ‘unsigned int’} [-Wsign-compare]
  116 |       for (int ix = ConfCSC.col_ptrs[col]; ix < ConfCSC.col_ptrs[col + 1]; ix++)
      |                                            ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
../inst/include/wrmf_utils.hpp:141:47: warning: comparison of integer expressions of different signedness: ‘int’ and ‘arma::uword’ {aka ‘unsigned int’} [-Wsign-compare]
  141 |       for (int ix = ConfCSC.col_ptrs[col]; ix < ConfCSC.col_ptrs[col + 1]; ix++)
      |                                            ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
../inst/include/wrmf_utils.hpp:157:47: warning: comparison of integer expressions of different signedness: ‘int’ and ‘arma::uword’ {aka ‘unsigned int’} [-Wsign-compare]
  157 |       for (int ix = ConfCSR.col_ptrs[row]; ix < ConfCSR.col_ptrs[row + 1]; ix++)
      |                                            ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
g++-13 -std=gnu++11 -shared -L/home/hornik/tmp/R.check/r-patched-gcc/Work/build/lib -Wl,-O1 -o rsparse.so FTRL.o GloVe.o RcppExports.o factorization_machine.o kmeans.o matrix_top_product.o nnls.o rankmf.o utils.o wrmf_explicit.o wrmf_implicit.o wrmf_init.o -fopenmp -L/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/float/libs -l:float.so -Wl,-rpath=/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/float/libs -llapack -lblas -llapack -L/home/hornik/tmp/R.check/r-patched-gcc/Work/build/lib -lRblas -lgfortran -lm -lquadmath -L/home/hornik/tmp/R.check/r-patched-gcc/Work/build/lib -lR
make[1]: Leaving directory '/tmp/RtmpKg7l8E/R.INSTALL2c8c861d96d39b/rsparse/src'
make[1]: Entering directory '/tmp/RtmpKg7l8E/R.INSTALL2c8c861d96d39b/rsparse/src'
make[1]: Leaving directory '/tmp/RtmpKg7l8E/R.INSTALL2c8c861d96d39b/rsparse/src'
installing to /home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/00LOCK-rsparse/00new/rsparse/libs
** R
** data
*** moving datasets to lazyload DB
** inst
** byte-compile and prepare package for lazy loading
** help
*** installing help indices
  converting help for package ‘rsparse’
    finding HTML links ... done
    FTRL                                    html  
    FactorizationMachine                    html  
    GloVe                                   html  
    LinearFlow                              html  
    MatrixFactorizationRecommender          html  
    PureSVD                                 html  
    ScaleNormalize                          html  
    WRMF                                    html  
    detect_number_omp_threads               html  
    metrics                                 html  
    movielens100k                           html  
    soft_impute                             html  
    train_test_split                        html  
*** copying figures
** building package indices
** 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 (rsparse)