https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109165
--- Comment #3 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by Jonathan Wakely <r...@gcc.gnu.org>: https://gcc.gnu.org/g:9b83d4755a7da02f25788fce14bec949e7045f8f commit r13-6748-g9b83d4755a7da02f25788fce14bec949e7045f8f Author: Jonathan Wakely <jwak...@redhat.com> Date: Fri Mar 17 11:39:55 2023 +0000 libstdc++: Fix test for hash<coroutine_handle<P>>::operator() [PR109165] libstdc++-v3/ChangeLog: PR libstdc++/109165 * testsuite/18_support/coroutines/hash.cc: Use const object in second call.