ref: 3e5e7c470c58ff0b76e6cabc83691897ca4d4e93 dir: /tests/cc/execute/0007-forstmt.c/
int main() { int x; x = 1; for(x = 10; x; x = x - 1) ; if(x) return 1; x = 10; for (;x;) x = x - 1; return x; }