https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108658
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Resolution|--- |INVALID Status|UNCONFIRMED |RESOLVED --- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> --- https://gcc.gnu.org/onlinedocs/gcc-12.2.0/gcc/Instrumentation-Options.html#index-fprofile-update > The GCC driver automatically selects ‘prefer-atomic’ when -pthread is present > in the command line. The default for -fprofile-update= is single.