https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104748
--- Comment #1 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:5706a5db88a0eeaf82071debe1364f4533896a65 commit r12-7470-g5706a5db88a0eeaf82071debe1364f4533896a65 Author: Jonathan Wakely <jwak...@redhat.com> Date: Thu Mar 3 22:28:48 2022 +0000 libstdc++: Use non-debug vector in constexpr test [PR104748] The std::__debug::vector isn't usable in constant expressions, so this test fails in debug mode. Until the debug vector is fixed we can just make the test use the non-debug one. libstdc++-v3/ChangeLog: PR libstdc++/104748 * testsuite/std/ranges/adaptors/all.cc: Use non-debug vector for constexpr test.