[Bug tree-optimization/104152] [12 Regression] ICE with -Ofast -march=armv8.2-a+sve

[cvs-commit at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104152

--- Comment #4 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Richard Biener <rguenth@gcc.gnu.org>:

https://gcc.gnu.org/g:1ad72811242eb84dde1bb2e97d0804d6eabeac8a

commit r12-6789-g1ad72811242eb84dde1bb2e97d0804d6eabeac8a
Author: Richard Biener <rguenther@suse.de>
Date:   Fri Jan 21 09:48:33 2022 +0100

    tree-optimization/104152 - add missing check for SLP constant build

    This adds a missing check to verify we can actually build an
    invariant vector from components when SLP vectorizing an associatable
    chain.

    2022-01-21  Richard Biener  <rguenther@suse.de>

            PR tree-optimization/104152
            * tree-vect-slp.cc (vect_build_slp_tree_2): Add missing
            can_duplicate_and_interleave_p check.

            * gcc.dg/vect/pr104152.c: New testcase.