1 typedef struct 2 { 3 short a __attribute__ ((aligned (2),packed)); 4 short *ap[2] __attribute__ ((aligned (2),packed)); 5 } A; 6 main()7 main () 8 { 9 short i, j = 1; 10 A a, *ap = &a; 11 ap->ap[j] = &i; 12 exit (0); 13 } 14