1  /* { dg-do compile } */
       2  /* { dg-options "" } */
       3  
       4  void h ();
       5  void f () __attribute__ ((returns_twice));
       6  void g (_Complex int a)
       7  {
       8    f ();
       9    if (a != 0)
      10    {
      11      a = 0;
      12      h ();
      13    }
      14  }