https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114900
--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> --- This is by design for C++20 ... The support for P2014 is not in GCC yet, and IIRC it won't be enable for C++20 only C++23+.
pinskia at gcc dot gnu.org via Gcc-bugs Tue, 30 Apr 2024 12:41:28 -0700
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114900
--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> --- This is by design for C++20 ... The support for P2014 is not in GCC yet, and IIRC it won't be enable for C++20 only C++23+.