1void abort (); 2void exit (int); 3 4void test(int x, int y) 5{ 6 if (x == y) 7 abort (); 8} 9 10void foo(int x, int y) 11{ 12 if (x == y) 13 goto a; 14 else 15 { 16a:; 17 if (x == y) 18 goto b; 19 else 20 { 21b:; 22 if (x != y) 23 test (x, y); 24 } 25 } 26} 27 28int main(void) 29{ 30 foo (0, 0); 31 32 exit (0); 33} 34 35 36