15 lines · c
1extern int func();2extern void func_up();3 4int main(int argc, char **argv) {5 int dummy;6 func(); // Break here7 func(); // Second8 dummy = 1; // Dummy command 19 10 func_up(); // First func1 call11 dummy = 2; // Dummy command 212 13 return 0;14}15