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From: "cvs-commit at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/109392] [12 Regression] ICE in
 tree_vec_extract, at tree-vect-generic.cc:177 since r12-117-gb972e036f40c
Date: Thu, 27 Apr 2023 13:19:12 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D109392

--- Comment #6 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-12 branch has been updated by Richard Biener
<rguenth@gcc.gnu.org>:

https://gcc.gnu.org/g:d639236ea87ff8a6a2d56c0408e6eb92674418e6

commit r12-9482-gd639236ea87ff8a6a2d56c0408e6eb92674418e6
Author: Jakub Jelinek <jakub@redhat.com>
Date:   Sat Apr 8 12:21:42 2023 -0600

    PR tree-optimization/109392

    If we have an object with SSA_NAME_OCCURS_IN_ABNORMAL_PHI, then
    maybe_push_res_to_seq may fail.  Directly build the extraction
    for that case.

            PR tree-optimization/109392

    gcc/
            * tree-vect-generic.cc (tree_vec_extract): Handle failure
            of maybe_push_res_to_seq better.

    gcc/testsuite/

            * gcc.dg/pr109392.c: New test.

    (cherry picked from commit 101380a8394c22a7a2ea70de2060ee93716156e2)=