1  /* PR target/52437 */
       2  
       3  int f, g, i, j;
       4  
       5  void
       6  fn1 ()
       7  {
       8    for (;;)
       9      {
      10        fn2 ();
      11        j = 1;
      12        for (i = 0; i <= 3; i++)
      13  	{
      14  	  for (g = 1; g >= 0; g--)
      15  	    f = 0, j &= 11;
      16  	}
      17      }
      18  }