1  /* PR c/28712 */
       2  
       3  struct A;
       4  
       5  extern struct A *a;
       6  
       7  struct A { } __attribute__((packed));
       8  
       9  struct B __attribute__((aligned (sizeof (int))));
      10  
      11  extern struct B *b;
      12  
      13  struct B { int i; } __attribute__((packed));