../boost/core/functor.hpp:19:16: warning: nested namespace definition is a C++17 extension; define each namespace separately [-Wc++17-extensions]
../libs/core/test/functor_compile_fail_adl.cpp:20:16: warning: nested namespace definition is a C++17 extension; define each namespace separately [-Wc++17-extensions]
2 warnings and 3 errors generated.
                

../libs/core/test/functor_test.cpp:195:1: warning: Test skipped because C++17 auto non-type template parameters are not supported [-W#pragma-messages]
1 warning generated.
                

../libs/core/test/sv_common_reference_test.cpp:13:1: warning: Skipping test because BOOST_NO_CXX20_HDR_CONCEPTS is defined [-W#pragma-messages]
1 warning generated.
                

../libs/core/test/sv_common_reference_test2.cpp:12:1: warning: Skipping test because __cpp_lib_ranges is not defined [-W#pragma-messages]
1 warning generated.
                

../libs/core/test/sv_construct_test_cx2.cpp:18:1: warning: Test skipped because BOOST_CXX_VERSION < 201703L [-W#pragma-messages]
1 warning generated.
                

../libs/core/test/sv_windows_h_test.cpp:8:1: warning: Skipping test because _WIN32 and __CYGWIN__ are not defined [-W#pragma-messages]
1 warning generated.