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/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-cddce1" } */
 
int main(void)
{
  unsigned i, j;
 
  for (i = 1, j = 0; i != 0; i+=2)
    {
      j += 500;
      if (j % 7)
	{
	  j++;
	}
      else
	{
	  j--;
	}
    }
 
  return 0;
}
 
/* We should eliminate the inner condition, but the loop must be preserved
   as it is infinite.  Therefore there should be just one phi node (for i):  */
/* { dg-final { scan-tree-dump-times "PHI " 1 "cddce1"} } */
 
/* And one if (for the exit condition of the loop):  */
/* { dg-final { scan-tree-dump-times "if " 1 "cddce1"} } */
 
/* { dg-final { cleanup-tree-dump "cddce1" } } */