https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77899
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- See Also| |https://gcc.gnu.org/bugzill | |a/show_bug.cgi?id=107699 --- Comment #13 from Andrew Pinski <pinskia at gcc dot gnu.org> --- (In reply to Andrew Pinski from comment #12) > Even this should be folded but is not currently: > void f (signed char i) > { > char d [260]; > > const char *p = &d[130]; > > p += i; > > if (p == d + 2 || d + 257 == p) > __builtin_abort (); > } That was handled by r13-4555-g892e8c520be37d (aka PR 107699). The non eq/ne ones are not handled though; I think there might be another bug about that ...