1  /* { dg-do run { target avx_runtime } } */
       2  /* { dg-require-effective-target avx } */
       3  /* { dg-options "-O3 -mavx -fdump-tree-slp2" } */
       4  
       5  float x[8], y[8], z[8];
       6  void __attribute__((noipa)) foo ()
       7  {
       8    x[0] = y[0] - z[0];
       9    x[1] = y[1] + z[1];
      10    x[2] = y[2] - z[2];
      11    x[3] = y[3] + z[3];
      12    x[4] = y[4] - z[4];
      13    x[5] = y[5] + z[5];
      14    x[6] = y[6] - z[6];
      15    x[7] = y[7] + z[7];
      16  }
      17  void __attribute__((noipa)) bar ()
      18  {
      19    x[0] = y[0] + z[0];
      20    x[1] = y[1] - z[1];
      21    x[2] = y[2] + z[2];
      22    x[3] = y[3] - z[3];
      23    x[4] = y[4] + z[4];
      24    x[5] = y[5] - z[5];
      25    x[6] = y[6] + z[6];
      26    x[7] = y[7] - z[7];
      27  }
      28  int main()
      29  {
      30    for (int i = 0; i < 8; ++i)
      31      {
      32        y[i] = i + 1;
      33        z[i] = 2 * i + 1;
      34      }
      35    foo ();
      36    if (x[0] != 0 || x[1] != 5 || x[2] != -2 || x[3] != 11
      37        || x[4] != -4 || x[5] != 17 || x[6] != -6 || x[7] != 23)
      38      __builtin_abort ();
      39    bar ();
      40    if (x[0] != 2 || x[1] != -1 || x[2] != 8 || x[3] != -3
      41        || x[4] != 14 || x[5] != -5 || x[6] != 20 || x[7] != -7)
      42      __builtin_abort ();
      43    return 0;
      44  }
      45  
      46  /* { dg-final { scan-tree-dump-times "ADDSUB" 1 "slp2" } } */