1  /* { dg-do compile } */
       2  /* { dg-options "-O3" } */
       3  
       4  extern _Bool a[];
       5  
       6  void
       7  foo (short i, int b[][64][1])
       8  {
       9    for (; i < 64; i += 4)
      10      a[i] = b[0][i] != 0;
      11  }