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From: "seurer at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug testsuite/105486] New: new test case
 gcc.dg/vect/bb-slp-pr104240.c from r13-89-gb3e98eb3396e16 fails
Date: Wed, 04 May 2022 21:07:51 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D105486

            Bug ID: 105486
           Summary: new test case gcc.dg/vect/bb-slp-pr104240.c from
                    r13-89-gb3e98eb3396e16 fails
           Product: gcc
           Version: 12.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: testsuite
          Assignee: unassigned at gcc dot gnu.org
          Reporter: seurer at gcc dot gnu.org
  Target Milestone: ---

g:b3e98eb3396e16ae8b20c94916bc2bd7862d2c97, r13-89-gb3e98eb3396e16
make  -k check-gcc RUNTESTFLAGS=3D"dg.exp=3Dgcc.dg/pr102950.c"
FAIL: gcc.dg/pr102950.c (test for excess errors)
# of unexpected failures        1


FAIL: gcc.dg/vect/bb-slp-pr104240.c -flto -ffat-lto-objects  scan-tree-dump
slp2 "optimized: basic block"
FAIL: gcc.dg/vect/bb-slp-pr104240.c -flto -ffat-lto-objects  scan-tree-dump
slp2 "optimized: basic block"
FAIL: gcc.dg/vect/bb-slp-pr104240.c scan-tree-dump slp2 "optimized: basic
block"
FAIL: gcc.dg/vect/bb-slp-pr104240.c scan-tree-dump slp2 "optimized: basic
block"


Seeing this on all powerpc64 machines.

commit b3e98eb3396e16ae8b20c94916bc2bd7862d2c97 (HEAD, refs/bisect/bad)
Author: Roger Sayle <roger@nextmovesoftware.com>
Date:   Tue May 3 14:38:50 2022 -0400

    PR tree-optimization/102950: Improved EVRP for signed BIT_XOR_EXPR.=