[Bug tree-optimization/126455] [16/17 Regression] Wrong folding of (a < b) ^ (a > b) to a != b for vector (FP) since r16-2134

"pinskia at gcc dot gnu.org via Gcc-bugs" <[email protected]> Wed, 29 Jul 2026 06:48:23 +0000

Newsgroups	gmane.comp.gcc.bugs
Message-ID	<[email protected]/bugzilla/>

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=126455

--- Comment #4 from Drea Pinski <pinskia at gcc dot gnu.org> ---
(In reply to Drea Pinski from comment #3)
> Well my patch didn't allow vector types. that was extended by
> r16-2134-gf33cc3af8fd9c4 which didn't test for integral vector types.

Most of the VECTOR_TYPE_P in that commit should have been
VECTOR_INTEGER_TYPE_P.  Let me do audit of the commit and submit a patch
tomorrow.