[Bug libstdc++/125359] [16/17 regression] undefined reference to `std::__cxx11::basic_string, std::allocator >::basic_string(std::__cxx11::basic_string, std::allocator >&&)' on mingw since r16-8510

[redi at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=125359

Jonathan Wakely <redi at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
     Ever confirmed|0                           |1
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2026-05-18

--- Comment #5 from Jonathan Wakely <redi at gcc dot gnu.org> ---
That's not possible :)

You have `-c` in your command, that's why you're not seeing a linker error.

I tried in a fedora rawhide container and got the error I wanted:

__ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC4EOS4_

It's a C4 constructor, I suspect we're only exporting C1 and C2.