https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100140
Jonathan Wakely <redi at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Resolution|--- |INVALID
Status|UNCONFIRMED |RESOLVED
--- Comment #8 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Yes, you are trying to use a new version of glibc instead of the one in /usr
but you are not doing that correctly. The GCC build is finding the new headers,
but not the new libc.so that matches the headers.