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From: "jakub at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/106958] New: [13 Regression] ICE in reassoc
 since r13-2658
Date: Fri, 16 Sep 2022 19:01:47 +0000
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X-Bugzilla-Product: gcc
X-Bugzilla-Component: tree-optimization
X-Bugzilla-Version: 13.0
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X-Bugzilla-Severity: normal
X-Bugzilla-Who: jakub at gcc dot gnu.org
X-Bugzilla-Status: UNCONFIRMED
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X-Bugzilla-Priority: P3
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D106958

            Bug ID: 106958
           Summary: [13 Regression] ICE in reassoc since r13-2658
           Product: gcc
           Version: 13.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: tree-optimization
          Assignee: unassigned at gcc dot gnu.org
          Reporter: jakub at gcc dot gnu.org
  Target Milestone: ---

As reported privately to me, on armv7hl-linux-gnueabi my
r13-2658-g645ef01a463f15fc230e2155719c7a12cec89acf
change causes ICE on the following testcase at -O2:
int a;
void bar (int);

void
foo (char *x, char *y)
{
  int b =3D a !=3D 0;
  int c =3D x !=3D 0;
  int d =3D y !=3D 0;
  bar (b | c | d);
}=