[Bug fortran/92756] New: [9/10 Regression] ICE in lower_omp, at omp-low.c:12988

[gs...@t-online.de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92756

            Bug ID: 92756
           Summary: [9/10 Regression] ICE in lower_omp, at omp-low.c:12988
           Product: gcc
           Version: 10.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: fortran
          Assignee: unassigned at gcc dot gnu.org
          Reporter: gs...@t-online.de
  Target Milestone: ---

Changed between 20181104 and 20181111 :


$ cat z1.f90
program p
   integer :: i
   !$omp teams distribute parallel do
   do i = 1, 2
   end do
end


$ gfortran-10-20191201 -c z1.f90 -fopenmp
during GIMPLE pass: omplower
z1.f90:3:0:

    3 |    !$omp teams distribute parallel do
      |
internal compiler error: Segmentation fault
0xb7c01f crash_signal
        ../../gcc/toplev.c:328
0xa77dc1 gsi_start_1
        ../../gcc/gimple-iterator.h:105
0xa77dc1 lower_omp
        ../../gcc/omp-low.c:12988
0xa86653 lower_omp_taskreg
        ../../gcc/omp-low.c:11253
0xa7a1b7 lower_omp_1
        ../../gcc/omp-low.c:12852
0xa7a1b7 lower_omp
        ../../gcc/omp-low.c:12989
0xa784ee lower_omp_1
        ../../gcc/omp-low.c:12781
0xa784ee lower_omp
        ../../gcc/omp-low.c:12989
0xa7f99b execute_lower_omp
        ../../gcc/omp-low.c:13031
0xa7f99b execute
        ../../gcc/omp-low.c:13079