https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111405
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> ---
Signed integer overflow is undefined behavior.
Use -fwrapv or unsigned to do the addition to get the behavior you want.
