ref: 52ef32b73c4bb6a8a039a5c72d7c81b953953262 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; }