[Bug tree-optimization/123771] [16 Regression] ICE with `-O2 -march=armv9-a -flto -fno-vect-cost-model` on gcc.dg/torture/pr121116.c

[cvs-commit at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=123771

--- Comment #4 from GCC 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:e63b59a00257ac80d9d74acc7e131a8287940ff7

commit r16-6990-ge63b59a00257ac80d9d74acc7e131a8287940ff7
Author: Richard Biener <rguenther@suse.de>
Date:   Fri Jan 23 09:17:21 2026 +0100

    tree-optimization/123771 - missing conversion of induction step

    The following makes sure to convert an induction step to the vector
    component type from, for example _BitInt, before using it.

            PR tree-optimization/123771
            * tree-vect-loop.cc (vectorizable_induction): Convert step
            also for VLA vectors.