https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113386
--- Comment #6 from Andrew Pinski <pinskia at gcc dot gnu.org> --- (In reply to Jan Schultke from comment #5) > My bad again, it's a defect report, so cppreference is fine. No, the status is C++23 which means it was only voted as part of C++23. as far as I understand that.