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Subject: [Bug tree-optimization/66502] SCCVN can't handle PHIs optimistically
 optimally
Date: Mon, 03 Jan 2022 09:50:45 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D66502

--- Comment #7 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:cd83fd98a7e769ac7ded28377984f68238812a26

commit r12-6182-gcd83fd98a7e769ac7ded28377984f68238812a26
Author: Richard Biener <rguenther@suse.de>
Date:   Mon Jan 3 10:48:57 2022 +0100

    tree-optimization/66502 - add testcase

    This adds the second testcase which we now also handle eliminating
    a redundant PHI node.

    2022-01-03  Richard Biener  <rguenther@suse.de>

            PR tree-optimization/66502
            * gcc.dg/tree-ssa/ssa-fre-98.c: New testcase.=