https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117305
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Resolution|FIXED |INVALID --- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> --- (In reply to Joakim Rosqvist from comment #2) > That was weird - after all it is the C program and not the system header > file that defines the uninitialized variable. Yes but the system headers function hides it because that is by design. macro usage will hide the warnings and that is by design.