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Subject: [Bug tree-optimization/101511] [12 Regression] ice in
 query_relation, at value-relation.cc:879
Date: Thu, 22 Jul 2021 12:53:14 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D101511

--- Comment #4 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:d3fa77472b78c5ddada03a1052b229bea11cb76f

commit r12-2466-gd3fa77472b78c5ddada03a1052b229bea11cb76f
Author: Andrew MacLeod <amacleod@redhat.com>
Date:   Mon Jul 19 15:54:57 2021 -0400

    Allow non-symmetrical equivalences.

    Don't trap if equivalences are processed out of DOM order, and aren't
    completely symmetrical.  We will eventually resolve this, but its OK for
now.

            gcc/
            PR tree-optimization/101511
            * value-relation.cc (relation_oracle::query_relation): Check if
ssa1
            is in ssa2's equiv set, and don't trap if so.

            gcc/testsuite/
            * g++.dg/pr101511.C: New.=