https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116452
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |RESOLVED
Resolution|--- |INVALID
--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
> -fprofile-update=single
That makes profiling have race conditions with threads so you get what you get
and invalid profiling data due to that.
