1extern void abort (void); 2 3struct container 4{ 5 unsigned char data[1]; 6}; 7 8unsigned char space[6] = {1, 2, 3, 4, 5, 6}; 9 10int 11foo (struct container *p) 12{ 13 return p->data[4]; 14} 15 16int 17main () 18{ 19 if (foo ((struct container *) space) != 5) 20 abort (); 21 return 0; 22} 23