1  /* { dg-do compile } */
       2  /* { dg-options "-O2 -floop-nest-optimize" } */
       3  
       4  void
       5  foo (int c, int *p, int *a1, int *a2, int *a3)
       6  {
       7    int i;
       8  
       9    if (c)
      10      {
      11        for (i = 0; i < 8; i++)
      12  	a1[i] = 1;
      13  
      14        if (*p)
      15  	*a2 = 0;
      16      }
      17  
      18    for (i = 0; i < 8; i++)
      19      a3[i] = 0;
      20  }