https://gcc.gnu.org/bugzilla/show_bug.cgi?id=125359
--- Comment #3 from Jonathan Wakely <redi at gcc dot gnu.org> --- Could you add -Wl,--no-demangle and compile the minimum reproducer again please? I only have an x86_64-w64-mingw32-g++ cross compiler (without multilib) and it compiles that code without issue.
