* installing *source* package 'interpolation' ...
** this is package 'interpolation' version '0.1.1'
** package 'interpolation' successfully unpacked and MD5 sums checked
** using staged installation

   **********************************************
   WARNING: this package has a configure script
         It probably needs manual configuration
   **********************************************


** libs
using C++ compiler: 'g++.exe (GCC) 14.2.0'
using C++17
make[1]: Entering directory '/d/temp/2025_06_12_01_50_00_14242/RtmpisKQ0z/R.INSTALLd8847b5b6e91/interpolation/src'
g++  -std=gnu++17 -I"D:/RCompile/recent/R/include" -DNDEBUG  -I'D:/RCompile/CRANpkg/lib/4.6/Rcpp/include' -I'D:/RCompile/CRANpkg/lib/4.6/RcppCGAL/include' -I'D:/RCompile/CRANpkg/lib/4.6/BH/include'   -I"d:/rtools45/x86_64-w64-mingw32.static.posix/include"   -DCGAL_HEADER_ONLY=1   -O2 -Wall  -mfpmath=sse -msse2 -mstackrealign    -c RcppExports.cpp -o RcppExports.o
In file included from D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/mpl/aux_/na_assert.hpp:23,
                 from D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/mpl/arg.hpp:25,
                 from D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/mpl/placeholders.hpp:24,
                 from D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/iterator/iterator_categories.hpp:16,
                 from D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/iterator/iterator_adaptor.hpp:14,
                 from D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/iterator/transform_iterator.hpp:13,
                 from D:/RCompile/CRANpkg/lib/4.6/RcppCGAL/include/CGAL/boost/iterator/transform_iterator.hpp:27,
                 from D:/RCompile/CRANpkg/lib/4.6/RcppCGAL/include/CGAL/Coercion_traits.h:28,
                 from D:/RCompile/CRANpkg/lib/4.6/RcppCGAL/include/CGAL/number_type_basic.h:35,
                 from D:/RCompile/CRANpkg/lib/4.6/RcppCGAL/include/CGAL/basic.h:28,
                 from D:/RCompile/CRANpkg/lib/4.6/RcppCGAL/include/CGAL/Cartesian/Cartesian_base.h:20,
                 from D:/RCompile/CRANpkg/lib/4.6/RcppCGAL/include/CGAL/Simple_cartesian.h:20,
                 from D:/RCompile/CRANpkg/lib/4.6/RcppCGAL/include/CGAL/Exact_predicates_inexact_constructions_kernel.h:20,
                 from interpolation_types.h:7,
                 from RcppExports.cpp:4:
D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/mpl/assert.hpp:194:21: warning: unnecessary parentheses in declaration of 'assert_arg' [-Wparentheses]
  194 | failed ************ (Pred::************
      |                     ^~~~~~~~~~~~~~~~~~~
  195 |       assert_arg( void (*)(Pred), typename assert_arg_pred<Pred>::type )
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  196 |     );
      |     ~                
D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/mpl/assert.hpp:194:21: note: remove parentheses
  194 | failed ************ (Pred::************
      |                     ^~~~~~~~~~~~~~~~~~~
      |                     -
  195 |       assert_arg( void (*)(Pred), typename assert_arg_pred<Pred>::type )
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  196 |     );
      |     ~                
      |     -
D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/mpl/assert.hpp:199:21: warning: unnecessary parentheses in declaration of 'assert_not_arg' [-Wparentheses]
  199 | failed ************ (boost::mpl::not_<Pred>::************
      |                     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  200 |       assert_not_arg( void (*)(Pred), typename assert_arg_pred_not<Pred>::type )
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  201 |     );
      |     ~                
D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/mpl/assert.hpp:199:21: note: remove parentheses
  199 | failed ************ (boost::mpl::not_<Pred>::************
      |                     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
      |                     -
  200 |       assert_not_arg( void (*)(Pred), typename assert_arg_pred_not<Pred>::type )
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  201 |     );
      |     ~                
      |     -
In file included from D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/smart_ptr/shared_ptr.hpp:17,
                 from D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/property_map/vector_property_map.hpp:14,
                 from D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/property_map/property_map.hpp:598,
                 from D:/RCompile/CRANpkg/lib/4.6/RcppCGAL/include/CGAL/property_map.h:18,
                 from D:/RCompile/CRANpkg/lib/4.6/RcppCGAL/include/CGAL/Spatial_sort_traits_adapter_2.h:19,
                 from D:/RCompile/CRANpkg/lib/4.6/RcppCGAL/include/CGAL/Triangulation_2.h:38,
                 from D:/RCompile/CRANpkg/lib/4.6/RcppCGAL/include/CGAL/Delaunay_triangulation_2.h:19,
                 from interpolation_types.h:8:
D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/smart_ptr/detail/shared_count.hpp:326:33: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  326 |     explicit shared_count( std::auto_ptr<Y> & r ): pi_( new sp_counted_impl_p<Y>( r.get() ) )
      |                                 ^~~~~~~~
In file included from D:/rtools45/x86_64-w64-mingw32.static.posix/lib/gcc/x86_64-w64-mingw32.static.posix/14.2.0/include/c++/bits/std_thread.h:43,
                 from D:/rtools45/x86_64-w64-mingw32.static.posix/lib/gcc/x86_64-w64-mingw32.static.posix/14.2.0/include/c++/thread:45,
                 from D:/RCompile/CRANpkg/lib/4.6/RcppCGAL/include/CGAL/config.h:420,
                 from D:/RCompile/CRANpkg/lib/4.6/RcppCGAL/include/CGAL/basic.h:21:
D:/rtools45/x86_64-w64-mingw32.static.posix/lib/gcc/x86_64-w64-mingw32.static.posix/14.2.0/include/c++/bits/unique_ptr.h:59:28: note: declared here
   59 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/smart_ptr/shared_ptr.hpp:354:31: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  354 |     explicit shared_ptr( std::auto_ptr<Y> & r ): px(r.get()), pn()
      |                               ^~~~~~~~
D:/rtools45/x86_64-w64-mingw32.static.posix/lib/gcc/x86_64-w64-mingw32.static.posix/14.2.0/include/c++/bits/unique_ptr.h:59:28: note: declared here
   59 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/smart_ptr/shared_ptr.hpp:365:22: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  365 |     shared_ptr( std::auto_ptr<Y> && r ): px(r.get()), pn()
      |                      ^~~~~~~~
D:/rtools45/x86_64-w64-mingw32.static.posix/lib/gcc/x86_64-w64-mingw32.static.posix/14.2.0/include/c++/bits/unique_ptr.h:59:28: note: declared here
   59 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/smart_ptr/shared_ptr.hpp:423:34: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  423 |     shared_ptr & operator=( std::auto_ptr<Y> & r )
      |                                  ^~~~~~~~
D:/rtools45/x86_64-w64-mingw32.static.posix/lib/gcc/x86_64-w64-mingw32.static.posix/14.2.0/include/c++/bits/unique_ptr.h:59:28: note: declared here
   59 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/smart_ptr/shared_ptr.hpp:430:34: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  430 |     shared_ptr & operator=( std::auto_ptr<Y> && r )
      |                                  ^~~~~~~~
D:/rtools45/x86_64-w64-mingw32.static.posix/lib/gcc/x86_64-w64-mingw32.static.posix/14.2.0/include/c++/bits/unique_ptr.h:59:28: note: declared here
   59 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/smart_ptr/shared_ptr.hpp: In member function 'boost::shared_ptr<T>& boost::shared_ptr<T>::operator=(std::auto_ptr<_Up>&&)':
D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/smart_ptr/shared_ptr.hpp:432:38: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  432 |         this_type( static_cast< std::auto_ptr<Y> && >( r ) ).swap( *this );
      |                                      ^~~~~~~~
D:/rtools45/x86_64-w64-mingw32.static.posix/lib/gcc/x86_64-w64-mingw32.static.posix/14.2.0/include/c++/bits/unique_ptr.h:59:28: note: declared here
   59 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
g++  -std=gnu++17 -I"D:/RCompile/recent/R/include" -DNDEBUG  -I'D:/RCompile/CRANpkg/lib/4.6/Rcpp/include' -I'D:/RCompile/CRANpkg/lib/4.6/RcppCGAL/include' -I'D:/RCompile/CRANpkg/lib/4.6/BH/include'   -I"d:/rtools45/x86_64-w64-mingw32.static.posix/include"   -DCGAL_HEADER_ONLY=1   -O2 -Wall  -mfpmath=sse -msse2 -mstackrealign    -c interpolation.cpp -o interpolation.o
In file included from D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/mpl/aux_/na_assert.hpp:23,
                 from D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/mpl/arg.hpp:25,
                 from D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/mpl/placeholders.hpp:24,
                 from D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/iterator/iterator_categories.hpp:16,
                 from D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/iterator/iterator_adaptor.hpp:14,
                 from D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/iterator/transform_iterator.hpp:13,
                 from D:/RCompile/CRANpkg/lib/4.6/RcppCGAL/include/CGAL/boost/iterator/transform_iterator.hpp:27,
                 from D:/RCompile/CRANpkg/lib/4.6/RcppCGAL/include/CGAL/Coercion_traits.h:28,
                 from D:/RCompile/CRANpkg/lib/4.6/RcppCGAL/include/CGAL/number_type_basic.h:35,
                 from D:/RCompile/CRANpkg/lib/4.6/RcppCGAL/include/CGAL/basic.h:28,
                 from D:/RCompile/CRANpkg/lib/4.6/RcppCGAL/include/CGAL/Cartesian/Cartesian_base.h:20,
                 from D:/RCompile/CRANpkg/lib/4.6/RcppCGAL/include/CGAL/Simple_cartesian.h:20,
                 from D:/RCompile/CRANpkg/lib/4.6/RcppCGAL/include/CGAL/Exact_predicates_inexact_constructions_kernel.h:20,
                 from interpolation_types.h:7,
                 from interpolation.cpp:2:
D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/mpl/assert.hpp:194:21: warning: unnecessary parentheses in declaration of 'assert_arg' [-Wparentheses]
  194 | failed ************ (Pred::************
      |                     ^~~~~~~~~~~~~~~~~~~
  195 |       assert_arg( void (*)(Pred), typename assert_arg_pred<Pred>::type )
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  196 |     );
      |     ~                
D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/mpl/assert.hpp:194:21: note: remove parentheses
  194 | failed ************ (Pred::************
      |                     ^~~~~~~~~~~~~~~~~~~
      |                     -
  195 |       assert_arg( void (*)(Pred), typename assert_arg_pred<Pred>::type )
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  196 |     );
      |     ~                
      |     -
D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/mpl/assert.hpp:199:21: warning: unnecessary parentheses in declaration of 'assert_not_arg' [-Wparentheses]
  199 | failed ************ (boost::mpl::not_<Pred>::************
      |                     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  200 |       assert_not_arg( void (*)(Pred), typename assert_arg_pred_not<Pred>::type )
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  201 |     );
      |     ~                
D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/mpl/assert.hpp:199:21: note: remove parentheses
  199 | failed ************ (boost::mpl::not_<Pred>::************
      |                     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
      |                     -
  200 |       assert_not_arg( void (*)(Pred), typename assert_arg_pred_not<Pred>::type )
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  201 |     );
      |     ~                
      |     -
In file included from D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/smart_ptr/shared_ptr.hpp:17,
                 from D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/property_map/vector_property_map.hpp:14,
                 from D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/property_map/property_map.hpp:598,
                 from D:/RCompile/CRANpkg/lib/4.6/RcppCGAL/include/CGAL/property_map.h:18,
                 from D:/RCompile/CRANpkg/lib/4.6/RcppCGAL/include/CGAL/Spatial_sort_traits_adapter_2.h:19,
                 from D:/RCompile/CRANpkg/lib/4.6/RcppCGAL/include/CGAL/Triangulation_2.h:38,
                 from D:/RCompile/CRANpkg/lib/4.6/RcppCGAL/include/CGAL/Delaunay_triangulation_2.h:19,
                 from interpolation_types.h:8:
D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/smart_ptr/detail/shared_count.hpp:326:33: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  326 |     explicit shared_count( std::auto_ptr<Y> & r ): pi_( new sp_counted_impl_p<Y>( r.get() ) )
      |                                 ^~~~~~~~
In file included from D:/rtools45/x86_64-w64-mingw32.static.posix/lib/gcc/x86_64-w64-mingw32.static.posix/14.2.0/include/c++/bits/std_thread.h:43,
                 from D:/rtools45/x86_64-w64-mingw32.static.posix/lib/gcc/x86_64-w64-mingw32.static.posix/14.2.0/include/c++/thread:45,
                 from D:/RCompile/CRANpkg/lib/4.6/RcppCGAL/include/CGAL/config.h:420,
                 from D:/RCompile/CRANpkg/lib/4.6/RcppCGAL/include/CGAL/basic.h:21:
D:/rtools45/x86_64-w64-mingw32.static.posix/lib/gcc/x86_64-w64-mingw32.static.posix/14.2.0/include/c++/bits/unique_ptr.h:59:28: note: declared here
   59 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/smart_ptr/shared_ptr.hpp:354:31: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  354 |     explicit shared_ptr( std::auto_ptr<Y> & r ): px(r.get()), pn()
      |                               ^~~~~~~~
D:/rtools45/x86_64-w64-mingw32.static.posix/lib/gcc/x86_64-w64-mingw32.static.posix/14.2.0/include/c++/bits/unique_ptr.h:59:28: note: declared here
   59 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/smart_ptr/shared_ptr.hpp:365:22: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  365 |     shared_ptr( std::auto_ptr<Y> && r ): px(r.get()), pn()
      |                      ^~~~~~~~
D:/rtools45/x86_64-w64-mingw32.static.posix/lib/gcc/x86_64-w64-mingw32.static.posix/14.2.0/include/c++/bits/unique_ptr.h:59:28: note: declared here
   59 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/smart_ptr/shared_ptr.hpp:423:34: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  423 |     shared_ptr & operator=( std::auto_ptr<Y> & r )
      |                                  ^~~~~~~~
D:/rtools45/x86_64-w64-mingw32.static.posix/lib/gcc/x86_64-w64-mingw32.static.posix/14.2.0/include/c++/bits/unique_ptr.h:59:28: note: declared here
   59 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/smart_ptr/shared_ptr.hpp:430:34: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  430 |     shared_ptr & operator=( std::auto_ptr<Y> && r )
      |                                  ^~~~~~~~
D:/rtools45/x86_64-w64-mingw32.static.posix/lib/gcc/x86_64-w64-mingw32.static.posix/14.2.0/include/c++/bits/unique_ptr.h:59:28: note: declared here
   59 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/smart_ptr/shared_ptr.hpp: In member function 'boost::shared_ptr<T>& boost::shared_ptr<T>::operator=(std::auto_ptr<_Up>&&)':
D:/RCompile/CRANpkg/lib/4.6/BH/include/boost/smart_ptr/shared_ptr.hpp:432:38: warning: 'template<class> class std::auto_ptr' is deprecated: use 'std::unique_ptr' instead [-Wdeprecated-declarations]
  432 |         this_type( static_cast< std::auto_ptr<Y> && >( r ) ).swap( *this );
      |                                      ^~~~~~~~
D:/rtools45/x86_64-w64-mingw32.static.posix/lib/gcc/x86_64-w64-mingw32.static.posix/14.2.0/include/c++/bits/unique_ptr.h:59:28: note: declared here
   59 |   template<typename> class auto_ptr;
      |                            ^~~~~~~~
interpolation.cpp: In function 'Rcpp::NumericVector interpolate_sibson(Rcpp::XPtr<std::pair<CGAL::Delaunay_triangulation_2<CGAL::Epick>, std::pair<std::map<CGAL::Point_2<CGAL::Epick>, double, CGAL::CartesianKernelFunctors::Less_xy_2<CGAL::internal::Static_filters<CGAL::Filtered_kernel_base<CGAL::Type_equality_wrapper<CGAL::Cartesian_base_no_ref_count<double, CGAL::Epick>, CGAL::Epick> > > > >, std::map<CGAL::Point_2<CGAL::Epick>, CGAL::Vector_2<CGAL::Epick>, CGAL::CartesianKernelFunctors::Less_xy_2<CGAL::internal::Static_filters<CGAL::Filtered_kernel_base<CGAL::Type_equality_wrapper<CGAL::Cartesian_base_no_ref_count<double, CGAL::Epick>, CGAL::Epick> > > > > > > >, Rcpp::NumericMatrix)':
interpolation.cpp:190:42: warning: typedef 'Value_access' locally defined but not used [-Wunused-local-typedefs]
  190 |   typedef CGAL::Data_access<Coord_field> Value_access;
      |                                          ^~~~~~~~~~~~
In file included from interpolation_types.h:12:
D:/RCompile/CRANpkg/lib/4.6/RcppCGAL/include/CGAL/sibson_gradient_fitting.h: In instantiation of 'typename Traits::Vector_d CGAL::sibson_gradient_fitting_internal_with_dummy(ForwardIterator, ForwardIterator, const typename std::iterator_traits<_Iter>::value_type::second_type&, VH, ValueFunctor, const Traits&, const typename Traits::Point_d&) [with ForwardIterator = __gnu_cxx::__normal_iterator<std::pair<Point_2<Epick>, double>*, std::vector<std::pair<Point_2<Epick>, double> > >; ValueFunctor = Data_access<std::map<Point_2<Epick>, double, CartesianKernelFunctors::Less_xy_2<internal::Static_filters<Filtered_kernel_base<Type_equality_wrapper<Cartesian_base_no_ref_count<double, Epick>, Epick> > > > > >; Traits = Interpolation_gradient_fitting_traits_2<Epick>; VH = internal::CC_iterator<Compact_container<Triangulation_vertex_base_2<Epick, Triangulation_ds_vertex_base_2<Triangulation_data_structure_2<Triangulation_vertex_base_2<Epick, Triangulation_ds_vertex_base_2<void> >, Triangulation_face_base_2<Epick, Triangulation_ds_face_base_2<void> > > > >, Default, Default, Default>, false>; typename Traits::Vector_d = Vector_2<Epick>; typename std::iterator_traits<_Iter>::value_type::second_type = double; typename std::iterator_traits<_Iter>::value_type = std::pair<Point_2<Epick>, double>; typename Traits::Point_d = Point_2<Epick>]':
D:/RCompile/CRANpkg/lib/4.6/RcppCGAL/include/CGAL/sibson_gradient_fitting.h:196:78:   required from 'OutputIterator CGAL::sibson_gradient_fitting_internal(const Tr&, OutputIterator, OutputFunctor, ValueFunctor, CoordFunctor, const Traits&) [with ValueFunctorArgType = Point_2<Epick>; Tr = Delaunay_triangulation_2<Epick>; OutputIterator = std::insert_iterator<std::map<Point_2<Epick>, Vector_2<Epick>, CartesianKernelFunctors::Less_xy_2<internal::Static_filters<Filtered_kernel_base<Type_equality_wrapper<Cartesian_base_no_ref_count<double, Epick>, Epick> > > > > >; OutputFunctor = Interpolation::internal::Extract_point_in_pair<Delaunay_triangulation_2<Epick>, Vector_2<Epick> >; ValueFunctor = Data_access<std::map<Point_2<Epick>, double, CartesianKernelFunctors::Less_xy_2<internal::Static_filters<Filtered_kernel_base<Type_equality_wrapper<Cartesian_base_no_ref_count<double, Epick>, Epick> > > > > >; CoordFunctor = natural_neighbor_coordinates_2_object<Delaunay_triangulation_2<Epick>, std::back_insert_iterator<std::vector<std::pair<Point_2<Epick>, double> > >, Interpolation::internal::Extract_point_in_pair<Delaunay_triangulation_2<Epick>, double> >; Traits = Interpolation_gradient_fitting_traits_2<Epick>]'
  196 |                                   sibson_gradient_fitting_internal_with_dummy(coords.begin(),
      |                                   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~
  197 |                                                                               coords.end(),
      |                                                                               ~~~~~~~~~~~~~
  198 |                                                                               norm,
      |                                                                               ~~~~~
  199 |                                                                               Vertex_handle(vit),
      |                                                                               ~~~~~~~~~~~~~~~~~~~
  200 |                                                                               value_function,
      |                                                                               ~~~~~~~~~~~~~~~
  201 |                                                                               traits,
      |                                                                               ~~~~~~~
  202 |                                                                               ValueFunctorArgType())));
      |                                                                               ~~~~~~~~~~~~~~~~~~~~~~
D:/RCompile/CRANpkg/lib/4.6/RcppCGAL/include/CGAL/sibson_gradient_fitting.h:241:55:   required from 'OutputIterator CGAL::sibson_gradient_fitting_nn_2(const Dt&, OutputIterator, OutputFunctor, ValueFunctor, const Traits&, std::enable_if_t<((bool)std::is_constructible<std::function<std::any(typename Dt::Point)>, ValueFunctor>::value)>*) [with Dt = Delaunay_triangulation_2<Epick>; OutputIterator = std::insert_iterator<std::map<Point_2<Epick>, Vector_2<Epick>, CartesianKernelFunctors::Less_xy_2<internal::Static_filters<Filtered_kernel_base<Type_equality_wrapper<Cartesian_base_no_ref_count<double, Epick>, Epick> > > > > >; OutputFunctor = Interpolation::internal::Extract_point_in_pair<Delaunay_triangulation_2<Epick>, Vector_2<Epick> >; ValueFunctor = Data_access<std::map<Point_2<Epick>, double, CartesianKernelFunctors::Less_xy_2<internal::Static_filters<Filtered_kernel_base<Type_equality_wrapper<Cartesian_base_no_ref_count<double, Epick>, Epick> > > > > >; Traits = Interpolation_gradient_fitting_traits_2<Epick>; std::enable_if_t<((bool)std::is_constructible<std::function<std::any(typename Dt::Point)>, ValueFunctor>::value)> = void; typename Dt::Point = Point_2<Epick>]'
  241 |   return sibson_gradient_fitting_internal<VF_arg_type>(dt, out, fct, value_function,
      |          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  242 |                                                        natural_neighbor_coordinates_2_object<Dt,
      |                                                        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  243 |                                                                                              CoordInserter,
      |                                                                                              ~~~~~~~~~~~~~~
  244 |                                                                                              Coord_OutputFunctor>(),
      |                                                                                              ~~~~~~~~~~~~~~~~~~~~~~~
  245 |                                                        traits);
      |                                                        ~~~~~~~
D:/RCompile/CRANpkg/lib/4.6/RcppCGAL/include/CGAL/sibson_gradient_fitting.h:286:38:   required from 'OutputIterator CGAL::sibson_gradient_fitting_nn_2(const Dt&, OutputIterator, ValueFunctor, const Traits&) [with Dt = Delaunay_triangulation_2<Epick>; OutputIterator = std::insert_iterator<std::map<Point_2<Epick>, Vector_2<Epick>, CartesianKernelFunctors::Less_xy_2<internal::Static_filters<Filtered_kernel_base<Type_equality_wrapper<Cartesian_base_no_ref_count<double, Epick>, Epick> > > > > >; ValueFunctor = Data_access<std::map<Point_2<Epick>, double, CartesianKernelFunctors::Less_xy_2<internal::Static_filters<Filtered_kernel_base<Type_equality_wrapper<Cartesian_base_no_ref_count<double, Epick>, Epick> > > > > >; Traits = Interpolation_gradient_fitting_traits_2<Epick>]'
  286 |   return sibson_gradient_fitting_nn_2(dt, out, OutputFunctor(), value_function, traits);
      |          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
interpolation.cpp:171:31:   required from here
  171 |   sibson_gradient_fitting_nn_2(
      |   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  172 |       T, std::inserter(gradient_function, gradient_function.begin()),
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  173 |       CGAL::Data_access<Coord_field>(value_function), gradTraits());
      |       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
D:/RCompile/CRANpkg/lib/4.6/RcppCGAL/include/CGAL/sibson_gradient_fitting.h:118:35: warning: possibly dangling reference to a temporary [-Wdangling-reference]
  118 |   const typename Traits::Point_d& bare_p = traits.construct_point_d_object()(vh->point());
      |                                   ^~~~~~
D:/RCompile/CRANpkg/lib/4.6/RcppCGAL/include/CGAL/sibson_gradient_fitting.h:118:77: note: the temporary was destroyed at the end of the full expression '(& traits)->CGAL::Interpolation_gradient_fitting_traits_2<CGAL::Epick>::construct_point_d_object().CGAL::CartesianKernelFunctors::Construct_point_2<CGAL::Epick>::operator()((*(const CGAL::CartesianKernelFunctors::Construct_point_2<CGAL::Epick>::Point_2*)(& vh.CGAL::internal::CC_iterator<CGAL::Compact_container<CGAL::Triangulation_vertex_base_2<CGAL::Epick, CGAL::Triangulation_ds_vertex_base_2<CGAL::Triangulation_data_structure_2<CGAL::Triangulation_vertex_base_2<CGAL::Epick, CGAL::Triangulation_ds_vertex_base_2<void> >, CGAL::Triangulation_face_base_2<CGAL::Epick, CGAL::Triangulation_ds_face_base_2<void> > > > >, CGAL::Default, CGAL::Default, CGAL::Default>, false>::operator->()->CGAL::Triangulation_vertex_base_2<CGAL::Epick, CGAL::Triangulation_ds_vertex_base_2<CGAL::Triangulation_data_structure_2<CGAL::Triangulation_vertex_base_2<CGAL::Epick, CGAL::Triangulation_ds_vertex_base_2<void> >, CGAL::Triangulation_face_base_2<CGAL::Epick, CGAL::Triangulation_ds_face_base_2<void> > > > >::point())))'
  118 |   const typename Traits::Point_d& bare_p = traits.construct_point_d_object()(vh->point());
      |                                            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
g++ -shared -s -static-libgcc -o interpolation.dll tmp.def RcppExports.o interpolation.o -lgmp -Ld:/rtools45/x86_64-w64-mingw32.static.posix/lib/x64 -Ld:/rtools45/x86_64-w64-mingw32.static.posix/lib -LD:/RCompile/recent/R/bin/x64 -lR
make[1]: Leaving directory '/d/temp/2025_06_12_01_50_00_14242/RtmpisKQ0z/R.INSTALLd8847b5b6e91/interpolation/src'
make[1]: Entering directory '/d/temp/2025_06_12_01_50_00_14242/RtmpisKQ0z/R.INSTALLd8847b5b6e91/interpolation/src'
make[1]: Leaving directory '/d/temp/2025_06_12_01_50_00_14242/RtmpisKQ0z/R.INSTALLd8847b5b6e91/interpolation/src'
installing to d:/Rcompile/CRANpkg/lib/4.6/00LOCK-interpolation/00new/interpolation/libs/x64
** R
** byte-compile and prepare package for lazy loading
** help
*** installing help indices
** building package indices
** testing if installed package can be loaded from temporary location
** testing if installed package can be loaded from final location
** testing if installed package keeps a record of temporary installation path
* MD5 sums
packaged installation of 'interpolation' as interpolation_0.1.1.zip
* DONE (interpolation)