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