https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106735
Bug ID: 106735 Summary: tens of thousands of errors in C++ library Product: gcc Version: 13.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: libstdc++ Assignee: unassigned at gcc dot gnu.org Reporter: seurer at gcc dot gnu.org Target Milestone: --- I am seeing over 42,000 new errors after some recent trunk commit in the C++ library or usage of the C++ library. A couple of examples (they are all or mostly like these): FAIL: g++.dg/gomp/pr88182.C -std=gnu++98 (test for excess errors) Excess errors: /home/seurer/binutils/install/bin/ld: /home/seurer/gcc/git/build/gcc-trunk/powerpc64le-unknown-linux-gnu/./libstdc++-v3/src/.libs/libstdc++.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > std::operator+<char, std::char_traits<char>, std::allocator<char> >(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, char const*)' FAIL: g++.dg/ext/tmplattr4.C -std=c++98 (test for excess errors) Excess errors: /home/seurer/binutils/install/bin/ld: /home/seurer/gcc/git/build/gcc-test/powerpc64le-unknown-linux-gnu/./libstdc++-v3/src/.libs/libstdc++.so: undefined reference to `std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > std::operator+<char, std::char_traits<char>, std::allocator<char> >(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, char const*)' I have a bisect running and will report if it finds a culprit.