1  /* { dg-do compile } */
       2  /* { dg-options "-O2" } */
       3  
       4  typedef int a;
       5  typedef int b;
       6  int c, e;
       7  void i();
       8  void n(d, ab, f, ae, af, action, ag, ah, ai, g, h, aj, ak, al, j, k, am, an, ao,
       9         l, m) int action,
      10      ag;
      11  int f, ae, af;
      12  int ah, ai;
      13  int j, k;
      14  int l, m;
      15  a aj, am;
      16  int ak, al, an, ao, g, h;
      17  char d, ab;
      18  {
      19    if (c)
      20      i(e);
      21  }
      22  void o(d, ab, action, at, ag, g, h, aj, ak, al, au, av, am, an, ao, aw, ax, ay,
      23         az, ba, bb, ai) int action,
      24      ag;
      25  int at, ai;
      26  int au, av, aw, ax;
      27  b ay, ba;
      28  int az, bb;
      29  int g, h;
      30  int ak, al, an, ao;
      31  a aj, am;
      32  char d, ab;
      33  { n(); }