https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108312
Jonathan Wakely <redi at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Ever confirmed|0 |1 Last reconfirmed| |2023-01-06 Status|UNCONFIRMED |NEW --- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> --- Confirmed. Defining it ourselves is undefined according to the standard, because that's a reserved name.