1  /* { dg-do compile } */
       2  /* { dg-options "-O3" } */
       3  
       4  double *my_alloc1 (int len) __attribute__((__assume_aligned__ (16)));
       5  double *my_alloc2 (int len) __attribute__((__assume_aligned__ (32, 16)));
       6  
       7  void
       8  test1 (int len)
       9  {
      10    int i;
      11    double *__restrict o1 = my_alloc1 (len);
      12    double *__restrict o2 = my_alloc1 (len);
      13    double *__restrict o3 = my_alloc1 (len);
      14    double *__restrict i1 = my_alloc1 (len);
      15    double *__restrict i2 = my_alloc1 (len);
      16    for (i = 0; i < len; ++i)
      17      {
      18        o1[i] = i1[i] * i2[i];
      19        o2[i] = i1[i] + i2[i];
      20        o3[i] = i1[i] - i2[i];
      21      }
      22  }
      23  
      24  void
      25  test2 (int len)
      26  {
      27    int i;
      28    double *__restrict o1 = my_alloc2 (len);
      29    double *__restrict o2 = my_alloc2 (len);
      30    double *__restrict o3 = my_alloc2 (len);
      31    double *__restrict i1 = my_alloc2 (len);
      32    double *__restrict i2 = my_alloc2 (len);
      33    for (i = 0; i < len; ++i)
      34      {
      35        o1[i] = i1[i] * i2[i];
      36        o2[i] = i1[i] + i2[i];
      37        o3[i] = i1[i] - i2[i];
      38      }
      39  }