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From: "cvs-commit at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug tree-optimization/109417] [13 Regression] ICE on valid code at
 -O3 on x86_64-linux-gnu: Segmentation fault since r13-6945
Date: Thu, 06 Apr 2023 12:32:30 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D109417

--- Comment #3 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Andrew Macleod <amacleod@gcc.gnu.org>:

https://gcc.gnu.org/g:7f056d5f4a0b9e29561d0375d5b4ad42c9f3f61e

commit r13-7113-g7f056d5f4a0b9e29561d0375d5b4ad42c9f3f61e
Author: Andrew MacLeod <amacleod@redhat.com>
Date:   Wed Apr 5 15:59:38 2023 -0400

    Check if dependency is valid before using in may_recompute_p.

    When the IL is rewritten after a statement has been processed and
    dependencies cached, its possible that an ssa-name in the dependency
    cache is no longer in the IL.  Check this before trying to recompute.

            PR tree-optimization/109417
            gcc/
            * gimple-range-gori.cc (gori_compute::may_recompute_p): Check if
            dependency is in SSA_NAME_FREE_LIST.

            gcc/testsuite/
            * gcc.dg/pr109417.c: New.=