1 int foo()2 foo () 3 { 4 int i, res; 5 6 for (i = 0, res = 0; i < 50; i++) 7 res += i; 8 9 return res; 10 } 11 12 extern void abort (); 13 14 int main(void)15 main (void) 16 { 17 int res = foo (); 18 19 if (res != 1225) 20 abort (); 21 22 return 0; 23 } 24