https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82585
--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> --- Probably one form is folded to &a[4] and p->a + 4 is not folded to &p->a[4].
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82585
--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> --- Probably one form is folded to &a[4] and p->a + 4 is not folded to &p->a[4].