[Bug c/98090] New: ICE in simd_clone_adjust_argument_types, at omp-simd-clone.c:591

[gscfq@t-online.de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98090

            Bug ID: 98090
           Summary: ICE in simd_clone_adjust_argument_types, at
                    omp-simd-clone.c:591
           Product: gcc
           Version: 11.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
          Assignee: unassigned at gcc dot gnu.org
          Reporter: gscfq@t-online.de
  Target Milestone: ---

Affects versions down to at least r5 :


$ cat z1.c
void f ();
#pragma omp declare simd
void f ()
{
  void f (int a);
}


$ gcc-11-20201129 -c z1.c -fopenmp
during IPA pass: simdclone
z1.c: In function 'f.simdclone.0':
z1.c:6:1: internal compiler error: Segmentation fault
    6 | }
      | ^
0xb49eaf crash_signal
        ../../gcc/toplev.c:330
0x1495435 simd_clone_adjust_argument_types
        ../../gcc/omp-simd-clone.c:591
0x14959b7 simd_clone_adjust
        ../../gcc/omp-simd-clone.c:1200
0x149960e expand_simd_clones(cgraph_node*)
        ../../gcc/omp-simd-clone.c:1777
0x1499b07 ipa_omp_simd_clone
        ../../gcc/omp-simd-clone.c:1798
0x1499b07 execute
        ../../gcc/omp-simd-clone.c:1826