1  /* PR debug/46561 */
       2  /* { dg-do compile } */
       3  /* { dg-options "-O2 -ftree-vectorize -ftree-parallelize-loops=2 -fcompare-debug" } */
       4  
       5  extern void abort (void);
       6  
       7  void foo (char *c)
       8  {
       9    int i;
      10    unsigned x = 0;
      11    {
      12      for (i = 0; i < 64; i += 4)
      13  	x = x | *((unsigned *) (&c[i]));
      14      if (x)
      15        abort ();
      16    }
      17  }