1  /* { dg-do compile }  */
       2  /* { dg-options "-O2" }  */
       3  
       4  struct b1 {
       5        char c;
       6        char bg;
       7  };
       8  
       9  struct bj1 {
      10    char bk;
      11    struct b1 bn[];
      12  };
      13  
      14  struct b2 {
      15        short c;
      16        char bg;
      17  };
      18  
      19  struct bj2 {
      20    short bk;
      21    struct b2 bn[];
      22  };
      23  
      24  struct b3 {
      25        int c;
      26        char bg;
      27  };
      28  
      29  struct bj3 {
      30    int bk;
      31    struct b3 bn[];
      32  };
      33  
      34  
      35  struct bj1 at1;
      36  struct bj2 at2;
      37  struct bj3 at3;
      38  
      39  int bu;
      40  void a();
      41  
      42  void f() {
      43    a(at1.bn[bu]);
      44    a(at2.bn[bu]);
      45    a(at3.bn[bu]);
      46  }
      47  
      48  /* { dg-final { scan-assembler "@at1\\+1" } } */
      49  /* { dg-final { scan-assembler "@at2\\+2" } } */
      50  /* { dg-final { scan-assembler "add3" } } */