1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
void foo(void); int main(void) { foo (); for (;;) ; } int a; void foo1(void) { a = 1; } void foo2(void) { a = 2; } void foo3(void) { a = 3; }