1  /* PR ipa/77677 */
       2  /* { dg-do compile } */
       3  /* { dg-options "-w" } */
       4  
       5  enum machine_mode { MAX_MACHINE_MODE };
       6  
       7  struct {
       8    int mode : 8;
       9  } a;
      10  int b;
      11  
      12  static int fn1();
      13  
      14  void fn2() { fn1(a, a.mode); }
      15  
      16  int fn1(a, mode) enum machine_mode mode;
      17  { int c = b = c; }