1  /* Derived from PR optimization/10764  */
       2  
       3  /* { dg-do compile } */
       4  /* { dg-options "-O2 -ffast-math" } */
       5  
       6  double log(double x);
       7  
       8  double ndtri(double y0)
       9  {
      10    double x;
      11  
      12    x = log(y0);
      13    x = log(x);
      14  
      15    return x;
      16  }
      17