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From: "clyon at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug tree-optimization/101750] New: [12 regression]
 g++.dg/vect/pr99149.cc fails on aarch64 since r12-2523
Date: Tue, 03 Aug 2021 12:42:54 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D101750

            Bug ID: 101750
           Summary: [12 regression] g++.dg/vect/pr99149.cc fails on
                    aarch64 since r12-2523
           Product: gcc
           Version: 12.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: tree-optimization
          Assignee: unassigned at gcc dot gnu.org
          Reporter: clyon at gcc dot gnu.org
  Target Milestone: ---

Since r12-2523, I've noticed these failures on aarch64:

    g++.dg/vect/pr99149.cc  -std=3Dc++14  scan-tree-dump-times slp2
"stmt.*COMPLEX_FMA" 1
    g++.dg/vect/pr99149.cc  -std=3Dc++14  scan-tree-dump-times slp2
"stmt.*COMPLEX_MUL" 1
    g++.dg/vect/pr99149.cc  -std=3Dc++17  scan-tree-dump-times slp2
"stmt.*COMPLEX_FMA" 1
    g++.dg/vect/pr99149.cc  -std=3Dc++17  scan-tree-dump-times slp2
"stmt.*COMPLEX_MUL" 1
    g++.dg/vect/pr99149.cc  -std=3Dc++2a  scan-tree-dump-times slp2
"stmt.*COMPLEX_FMA" 1
    g++.dg/vect/pr99149.cc  -std=3Dc++2a  scan-tree-dump-times slp2
"stmt.*COMPLEX_MUL" 1
    g++.dg/vect/pr99149.cc  -std=3Dc++98  scan-tree-dump-times slp2
"stmt.*COMPLEX_FMA" 1
    g++.dg/vect/pr99149.cc  -std=3Dc++98  scan-tree-dump-times slp2
"stmt.*COMPLEX_MUL" 1=