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From: "clyon at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/94456] New: ICE in aarch64/sve/pr87815.c
 since r10-7491
Date: Thu, 02 Apr 2020 13:20:43 +0000
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X-Bugzilla-Product: gcc
X-Bugzilla-Component: tree-optimization
X-Bugzilla-Version: 10.0
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D94456

            Bug ID: 94456
           Summary: ICE in aarch64/sve/pr87815.c since r10-7491
           Product: gcc
           Version: 10.0
            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 r10-7491, I've noticed a regression with an ICE:

FAIL: gcc.target/aarch64/sve/pr87815.c -march=3Darmv8.2-a+sve (internal com=
piler
error)


/gcc/testsuite/gcc.target/aarch64/sve/pr87815.c: In function 'f':
/gcc/testsuite/gcc.target/aarch64/sve/pr87815.c:6:6: error: missing definit=
ion
for SSA_NAME: _50 in statement:
_31 =3D _50;
during GIMPLE pass: vect
/gcc/testsuite/gcc.target/aarch64/sve/pr87815.c:6:6: internal compiler erro=
r:
verify_ssa failed
0xfe9253 verify_ssa(bool, bool)
        /gcc/tree-ssa.c:1208
0xc6c293 execute_function_todo
        /gcc/passes.c:1992
0xc6cb75 execute_todo
        /gcc/passes.c:2039
Please submit a full bug report,
with preprocessed source if appropriate.=