https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79025
--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Signed interger overflow is undefined behavior.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79025
--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Signed interger overflow is undefined behavior.