https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121811
--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> --- It is a c only header ... C++ does not define it yet.
pinskia at gcc dot gnu.org via Gcc-bugs Fri, 05 Sep 2025 09:11:55 -0700
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121811
--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> --- It is a c only header ... C++ does not define it yet.