https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113103
--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Undefined means it might look like it works but it is not exactly doing a well defined behavior.
pinskia at gcc dot gnu.org via Gcc-bugs Wed, 20 Dec 2023 23:55:22 -0800
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113103
--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Undefined means it might look like it works but it is not exactly doing a well defined behavior.