1  // { dg-do compile }
       2  // { dg-options "-O2" }
       3  
       4  static double
       5  quux (double x)
       6  {
       7    return __builtin_fabs (x);
       8  }
       9  
      10  __attribute__ ((flatten, optimize ("-ffinite-math-only"))) static int
      11  bar (int *p)
      12  {
      13    *p = quux (0.0);
      14  
      15    return 0;
      16  }
      17  
      18  void
      19  foo (int *p)
      20  {
      21    (void) bar (p);
      22  }