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From: "asolokha at gmx dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/99767] New: [9/10/11 Regression] ICE in
 expand_direct_optab_fn, at internal-fn.c:3360
Date: Thu, 25 Mar 2021 11:19:18 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D99767

            Bug ID: 99767
           Summary: [9/10/11 Regression] ICE in expand_direct_optab_fn, at
                    internal-fn.c:3360
           Product: gcc
           Version: 11.0
            Status: UNCONFIRMED
          Keywords: ice-on-invalid-code
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: asolokha at gmx dot com
  Target Milestone: ---
            Target: aarch64-linux-gnu

gcc-11.0.1-alpha20210321 snapshot (g:fc24ea2374259d401a46ce3526688b7e79d4cc=
13)
ICEs when compiling the following testcase w/ -march=3Darmv8-a+sve -O1
-fno-tree-dce:

int __attribute__ ((simd))
foo (void)
{
  int v =3D 1 / 0;

  return 0;
}

% aarch64-linux-gnu-gcc-11.0.1 -march=3Darmv8-a+sve -O1 -fno-tree-dce -w -c
yiptql8b.c
during RTL pass: expand
yiptql8b.c: In function 'foo.simdclone.1':
yiptql8b.c:4:7: internal compiler error: in expand_direct_optab_fn, at
internal-fn.c:3360
    4 |   int v =3D 1 / 0;
      |       ^
0x70a2a1 expand_direct_optab_fn
=20=20=20=20=20=20=20
/var/tmp/portage/cross-aarch64-linux-gnu/gcc-11.0.1_alpha20210321/work/gcc-=
11-20210321/gcc/internal-fn.c:3360
0xa15697 expand_call_stmt
=20=20=20=20=20=20=20
/var/tmp/portage/cross-aarch64-linux-gnu/gcc-11.0.1_alpha20210321/work/gcc-=
11-20210321/gcc/cfgexpand.c:2749
0xa15697 expand_gimple_stmt_1
=20=20=20=20=20=20=20
/var/tmp/portage/cross-aarch64-linux-gnu/gcc-11.0.1_alpha20210321/work/gcc-=
11-20210321/gcc/cfgexpand.c:3844
0xa15697 expand_gimple_stmt
=20=20=20=20=20=20=20
/var/tmp/portage/cross-aarch64-linux-gnu/gcc-11.0.1_alpha20210321/work/gcc-=
11-20210321/gcc/cfgexpand.c:4008
0xa1b41a expand_gimple_basic_block
=20=20=20=20=20=20=20
/var/tmp/portage/cross-aarch64-linux-gnu/gcc-11.0.1_alpha20210321/work/gcc-=
11-20210321/gcc/cfgexpand.c:6045
0xa1cfbf execute
=20=20=20=20=20=20=20
/var/tmp/portage/cross-aarch64-linux-gnu/gcc-11.0.1_alpha20210321/work/gcc-=
11-20210321/gcc/cfgexpand.c:6729=