[Bug tree-optimization/100400] ICE in visit_loops_in_gang_single_region

[asolokha at gmx dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100400

--- Comment #3 from Arseny Solokha <asolokha at gmx dot com> ---
% cat tttt.c.008t.omp_oacc_kernels_decompose

;; Function foo (_Z3foov, funcdef_no=0, decl_uid=2487, cgraph_uid=1,
symbol_order=1)




EMERGENCY DUMP:

void foo ()
{
  # DEBUG BEGIN_STMT
  #pragma omp target oacc_kernels map(force_tofrom:p [len: 8])
    {
      int c.0;

      # DEBUG BEGIN_STMT
      try
        {
          # DEBUG BEGIN_STMT
          # DEBUG BEGIN_STMT
          p = &c;
          # DEBUG BEGIN_STMT
          #pragma acc loop independent private(c.0) private(c)
          for (c.0 = 0; c.0 < 1; c.0 = c.0 + 1)
            {
              c = c.0;
              # DEBUG BEGIN_STMT
            }
        }
      finally
        {
          c = {CLOBBER};
        }
    }
}