[Bug tree-optimization/121003] Sometimes __builtin_unreachable is still there before the vectorizer

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121003

--- Comment #2 from Drea Pinski <pinskia at gcc dot gnu.org> ---
(In reply to Richard Biener from comment #1)
> ifcvt should possibly get rid of all __builtin_unreachable() aggressively
> (in the vectorizer version copy, of course).

So it is not just ifcvt. As ldist has a similar issue too.