1  /* { dg-do compile } */
       2  /* { dg-options "-O3 -fdump-tree-optimized" } */
       3  
       4  void
       5  test1 (double *out1, double *out2, double *out3, double *in1,
       6         double *in2, int len)
       7  {
       8    int i;
       9    double *__restrict o1 = __builtin_assume_aligned (out1, 16);
      10    double *__restrict o2 = __builtin_assume_aligned (out2, 16);
      11    double *__restrict o3 = __builtin_assume_aligned (out3, 16);
      12    double *__restrict i1 = __builtin_assume_aligned (in1, 16);
      13    double *__restrict i2 = __builtin_assume_aligned (in2, 16);
      14    for (i = 0; i < len; ++i)
      15      {
      16        o1[i] = i1[i] * i2[i];
      17        o2[i] = i1[i] + i2[i];
      18        o3[i] = i1[i] - i2[i];
      19      }
      20  }
      21  
      22  void
      23  test2 (double *out1, double *out2, double *out3, double *in1,
      24         double *in2, int len)
      25  {
      26    int i, align = 32, misalign = 16;
      27    out1 = __builtin_assume_aligned (out1, align, misalign);
      28    out2 = __builtin_assume_aligned (out2, align, 16);
      29    out3 = __builtin_assume_aligned (out3, 32, misalign);
      30    in1 = __builtin_assume_aligned (in1, 32, 16);
      31    in2 = __builtin_assume_aligned (in2, 32, 0);
      32    for (i = 0; i < len; ++i)
      33      {
      34        out1[i] = in1[i] * in2[i];
      35        out2[i] = in1[i] + in2[i];
      36        out3[i] = in1[i] - in2[i];
      37      }
      38  }
      39  
      40  /* { dg-final { scan-tree-dump-not "__builtin_assume_aligned" "optimized" } } */