1typedef struct x { int a; int b; } __attribute__((aligned(32))) X; 2typedef struct y { X x[32]; int c; } Y; 3 4Y y[2]; 5 6int main(void) 7{ 8 if (((char *)&y[1] - (char *)&y[0]) & 31) 9 abort (); 10 exit (0); 11} 12