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Subject: [Bug tree-optimization/102892] [12 Regression] Dead Code Elimination
 Regression at -O3 (trunk vs 11.2.0)
Date: Wed, 10 Nov 2021 19:27:59 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D102892

--- Comment #7 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by H.J. Lu <hjl@gcc.gnu.org>:

https://gcc.gnu.org/g:b83705b477858ba683b99fa61ff9ff83bc5be265

commit r12-5135-gb83705b477858ba683b99fa61ff9ff83bc5be265
Author: H.J. Lu <hjl.tools@gmail.com>
Date:   Wed Nov 10 11:24:44 2021 -0800

    Add a testcase for PR tree-optimization/102892

    PR tree-optimization/102892 is fixed by

    commit 4b3a325f07acebf47e82de227ce1d5ba62f5bcae
    Author: Aldy Hernandez <aldyh@redhat.com>
    Date:   Thu Oct 28 15:35:21 2021 +0200

        Remove VRP threader passes in exchange for better threading pre-VRP.

            PR tree-optimization/102892
            * gcc.dg/pr102892-1.c: New file.
            * gcc.dg/pr102892-2.c: Likewise.=