gcc/testsuite/gcc.dg/graphite/pr79622.c

/* { dg-do run } */
/* { dg-options "-O2 -floop-nest-optimize" } */

int bf;

int
main (void)
{
  int dc[5];

  for (bf = 0; bf < 2; ++bf)
    {
      int l9, g5 = -1;

      for (l9 = 0; l9 < 5; ++l9)
	{
	  dc[l9] = g5;
	  g5 = (dc[l9] > 0);
	}
    }

  if (dc[0] != -1)
    __builtin_abort ();

  return 0;
}