https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71449
--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Most likely __builtin_parity (0) got folded to 0 for the first case.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71449
--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Most likely __builtin_parity (0) got folded to 0 for the first case.