Created attachment 922968 [details] build.log ninja -v -j8 -l0 [1/6] /usr/bin/x86_64-pc-linux-gnu-g++ -DCXXOPTS_USE_UNICODE -I/var/tmp/portage/dev-libs/cxxopts-3.2.0-r1/work/cxxopts-3.2.0/include -O2 -march=tigerlake -mabm -mno-kl -mno-sgx -mno-widekl -mshstk --param=l1-cache-line-size=64 --param=l1-cache-size=48 --param=l2-cache-size=12288 -pipe -Wall -Wextra -Wshadow -Weffc++ -Wsign-compare -Wshadow -Wwrite-strings -Wpointer-arith -Winit-self -Wconversion -Wno-sign-conversion -Wsuggest-override -std=c++11 -I/usr/include -MD -MT test/CMakeFiles/link_test.dir/link_a.cpp.o -MF test/CMakeFiles/link_test.dir/link_a.cpp.o.d -o test/CMakeFiles/link_test.dir/link_a.cpp.o -c /var/tmp/portage/dev-libs/cxxopts-3.2.0-r1/work/cxxopts-3.2.0/test/link_a.cpp FAILED: test/CMakeFiles/link_test.dir/link_a.cpp.o /usr/bin/x86_64-pc-linux-gnu-g++ -DCXXOPTS_USE_UNICODE -I/var/tmp/portage/dev-libs/cxxopts-3.2.0-r1/work/cxxopts-3.2.0/include -O2 -march=tigerlake -mabm -mno-kl -mno-sgx -mno-widekl -mshstk --param=l1-cache-line-size=64 --param=l1-cache-size=48 --param=l2-cache-size=12288 -pipe -Wall -Wextra -Wshadow -Weffc++ -Wsign-compare -Wshadow -Wwrite-strings -Wpointer-arith -Winit-self -Wconversion -Wno-sign-conversion -Wsuggest-override -std=c++11 -I/usr/include -MD -MT test/CMakeFiles/link_test.dir/link_a.cpp.o -MF test/CMakeFiles/link_test.dir/link_a.cpp.o.d -o test/CMakeFiles/link_test.dir/link_a.cpp.o -c /var/tmp/portage/dev-libs/cxxopts-3.2.0-r1/work/cxxopts-3.2.0/test/link_a.cpp In file included from /usr/include/unicode/unistr.h:37, from /var/tmp/portage/dev-libs/cxxopts-3.2.0-r1/work/cxxopts-3.2.0/include/cxxopts.hpp:138, from /var/tmp/portage/dev-libs/cxxopts-3.2.0-r1/work/cxxopts-3.2.0/test/link_a.cpp:1: /usr/include/unicode/char16ptr.h:317:10: error: ‘is_convertible_v’ is not a member of ‘std’; did you mean ‘is_convertible’? 317 | std::is_convertible_v<T, std::u16string_view> | ^~~~~~~~~~~~~~~~ | is_convertible
Created attachment 922969 [details] emerge --info
