1  /* { dg-options "-ffast-math" } */
       2  /* { dg-do compile } */
       3  /* This test used to crash the vectorizer as the ifconvert pass
       4     used to convert the if to copysign but called update_stmt on
       5     the old statement after calling fold_stmt. */
       6  double sg[18];
       7  void f(void)
       8  {
       9    for (int i = 0 ;i < 18;i++)
      10    {
      11      if (sg[i] < 0.0)
      12        sg[i] = -1.0;
      13      else
      14        sg[i] = 1.0;
      15    }
      16  }