[Bug middle-end/123741] [14 regression] ice during GIMPLE pass: slp with -Ofast and -march=znver3 since r14-3441-ga1558e9ad85693
cvs-commit at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Mon Mar 16 13:39:44 GMT 2026
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=123741
--- Comment #5 from GCC Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-14 branch has been updated by Richard Biener
<rguenth@gcc.gnu.org>:
https://gcc.gnu.org/g:821f1570c58224d056f93af5851ff7979e3065d1
commit r14-12446-g821f1570c58224d056f93af5851ff7979e3065d1
Author: Richard Biener <rguenther@suse.de>
Date: Thu Jan 22 13:12:43 2026 +0100
tree-optimization/123741 - fix segfault with BB vect and masked stores
When vectorizing the body of an if-converted loop with BB vectorization
we can end up vectorizing masked stores. But the code tracking whether
a loop used masked stores failed to check we're doing loop
vectorization.
PR tree-optimization/123741
* tree-vect-stmts.cc (vectorizable_store): Add missing check
on loop vectorization.
* gfortran.dg/vect/vect-pr123741.f90: New testcase.
(cherry picked from commit c7c5112fa19eeb01656e000c2b7732e86be8782e)
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