FreeBSD_13-2x64 amd64 Poudriere
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[ 50%] Building CXX object core/CMakeFiles/OpenImageDenoise_core.dir/context.cpp.o
cd /wrkdirs/usr/ports/graphics/oidn/work/.build/core && /usr/local/libexec/ccache/c++ -DOIDN_LIBRARY_NAME=\"OpenImageDenoise\" -DOpenImageDenoise_core_EXPORTS -D__STDC_CONSTANT_MACROS -D__STDC_LIMIT_MACROS -I/wrkdirs/usr/ports/graphics/oidn/work/oidn-2.3.0 -I/wrkdirs/usr/ports/graphics/oidn/work/oidn-2.3.0/external -I/wrkdirs/usr/ports/graphics/oidn/work/.build -O2 -pipe -fstack-protector-strong -fno-strict-aliasing  -Wall -Wno-unknown-pragmas -Wno-pass-failed -Wno-unneeded-internal-declaration -fPIC -Wformat -Wformat-security  -O2 -pipe -fstack-protector-strong -fno-strict-aliasing   -DNDEBUG  -fstack-protector -D_FORTIFY_SOURCE=2 -std=c++11 -fPIC -pthread -MD -MT core/CMakeFiles/OpenImageDenoise_core.dir/context.cpp.o -MF CMakeFiles/OpenImageDenoise_core.dir/context.cpp.o.d -o CMakeFiles/OpenImageDenoise_core.dir/context.cpp.o -c /wrkdirs/usr/ports/graphics/oidn/work/oidn-2.3.0/core/context.cpp
In file included from /wrkdirs/usr/ports/graphics/oidn/work/oidn-2.3.0/core/context.cpp:4:
In file included from /wrkdirs/usr/ports/graphics/oidn/work/oidn-2.3.0/core/context.h:6:
In file included from /wrkdirs/usr/ports/graphics/oidn/work/oidn-2.3.0/core/module.h:6:
In file included from /wrkdirs/usr/ports/graphics/oidn/work/oidn-2.3.0/common/common.h:6:
In file included from /wrkdirs/usr/ports/graphics/oidn/work/oidn-2.3.0/common/oidn_utils.h:6:
In file included from /wrkdirs/usr/ports/graphics/oidn/work/oidn-2.3.0/include/OpenImageDenoise/oidn.hpp:10:
In file included from /usr/include/c++/v1/algorithm:664:
In file included from /usr/include/c++/v1/__debug:15:
/usr/include/c++/v1/type_traits:1773:38: error: implicit instantiation of undefined template 'std::hash<oidn::DeviceType>'
    : public integral_constant<bool, __is_empty(_Tp)> {};
                                     ^
/usr/include/c++/v1/__memory/compressed_pair.h:31:15: note: in instantiation of template class 'std::is_empty<std::hash<oidn::DeviceType>>' requested here
              is_empty<_Tp>::value && !__libcpp_is_final<_Tp>::value>
              ^
/usr/include/c++/v1/__memory/compressed_pair.h:104:35: note: in instantiation of default argument for '__compressed_pair_elem<std::hash<oidn::DeviceType>, 1>' required here
                          private __compressed_pair_elem<_T2, 1> {
                                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/v1/__hash_table:953:59: note: in instantiation of template class 'std::__compressed_pair<unsigned long, std::hash<oidn::DeviceType>>' requested here
    __compressed_pair<size_type, hasher>                  __p2_;
                                                          ^
/usr/include/c++/v1/unordered_set:502:13: note: in instantiation of template class 'std::__hash_table<oidn::DeviceType, std::hash<oidn::DeviceType>, std::equal_to<oidn::DeviceType>, std::allocator<oidn::DeviceType>>' requested here
    __table __table_;
            ^
/wrkdirs/usr/ports/graphics/oidn/work/oidn-2.3.0/core/context.h:119:36: note: in instantiation of template class 'std::unordered_set<oidn::DeviceType>' requested here
    std::unordered_set<DeviceType> initedDeviceTypes;
                                   ^
/usr/include/c++/v1/__memory/shared_ptr.h:1552:50: note: template is declared here
template <class _Tp> struct _LIBCPP_TEMPLATE_VIS hash;
                                                 ^
1 error generated.
*** Error code 1

Stop.
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