In article <d396859f-b3cc-f32a-0ae9-64914cba8...@netbsd.org>, Kamil Rytarowski <ka...@netbsd.org> wrote: >-=-=-=-=-=- >-=-=-=-=-=- > >On 29.09.2020 16:09, Roy Marples wrote: >> #     link gdb/gdb >> /usr/tools/bin/x86_64--netbsd-clang++   --sysroot=/ >> -Wl,--warn-shared-textrel -Wl,-z,relro  -pie     -o gdb gdb.o >> -Wl,-rpath-link,/lib -L=/lib >> -L/home/roy/src/hg/src/external/gpl3/gdb/lib/libgdb/obj.amd64 -lgdb >> -L/home/roy/src/hg/src/external/gpl3/gdb/lib/libopcodes/obj.amd64 >> -lopcodes -L/home/roy/src/hg/src/external/gpl3/gdb/lib/libbfd/obj.amd64 >> -lbfd >> -L/home/roy/src/hg/src/external/gpl3/gdb/lib/libdecnumber/obj.amd64 >> -ldecnumber >> -L/home/roy/src/hg/src/external/gpl3/gdb/lib/libgdbsupport/obj.amd64 >> -lgdbsupport >> -L/home/roy/src/hg/src/external/gpl3/gdb/lib/libctf/obj.amd64 -lctf >> -L/home/roy/src/hg/src/external/gpl3/gdb/lib/libgnulib/obj.amd64 >> -lgnulib >>  -L/home/roy/src/hg/src/external/gpl3/gdb/lib/libreadline/obj.amd64 >> -lreadline -lterminfo >> -L/home/roy/src/hg/src/external/gpl3/gdb/lib/libiberty/obj.amd64 >> -liberty -lexpat -llzma -lz -lcurses -lintl -lm -lkvm -lutil >> /usr/tools/bin/x86_64--netbsd-ld: >> >/home/roy/src/hg/src/external/gpl3/gdb/lib/libgdb/obj.amd64/libgdb.a(string_view-selftests.o): >> in function `std::__1::basic_filebuf<char, std::__1::char_traits<char> >>>::basic_filebuf()': >> >string_view-selftests.c:(.text._ZNSt3__113basic_filebufIcNS_11char_traitsIcEEEC2Ev[_ZNSt3__113basic_filebufIcNS_11char_traitsIcEEEC2Ev]+0x94): >> undefined reference to `std::__1::codecvt<char, char, int>::id' >> /usr/tools/bin/x86_64--netbsd-ld: >> >string_view-selftests.c:(.text._ZNSt3__113basic_filebufIcNS_11char_traitsIcEEEC2Ev[_ZNSt3__113basic_filebufIcNS_11char_traitsIcEEEC2Ev]+0xc4): >> undefined reference to `std::__1::codecvt<char, char, int>::id' >> /usr/tools/bin/x86_64--netbsd-ld: >> >/home/roy/src/hg/src/external/gpl3/gdb/lib/libgdb/obj.amd64/libgdb.a(string_view-selftests.o): >> in function `std::__1::basic_filebuf<char, std::__1::char_traits<char> >>>::imbue(std::__1::locale const&)': >> >string_view-selftests.c:(.text._ZNSt3__113basic_filebufIcNS_11char_traitsIcEEE5imbueERKNS_6localeE[_ZNSt3__113basic_filebufIcNS_11char_traitsIcEEE5imbueERKNS_6localeE]+0x13): >> undefined reference to `std::__1::codecvt<char, char, int>::id' >> x86_64--netbsd-clang: error: linker command failed with exit code 1 (use >> -v to see invocation) >> *** Error code 1 >> >> What went wrong? >> My very limited knowledge of C++ and google foo says codecvt should be >> part of libc++? >> >> Roy > >The basesystem libc++ is too old for C++ applications like GDB. > >A workaround is to force old GDB.
Or use gcc instead of clang :-) christos
