// #[builtin(Hello)]
// fn c_hello() -> int {}

struct A(bool, bool);

fn main() {
    //let mut a = 2;
    //if true {
    //    a = 3;
    //} else {
    //
    //}
    //let b = a;

    let a = A(true, false);

    match a {
        A(false, false) => {}
        A(false, true) => {}
        A(true, false) => {}
        A(true, true) => {}
    }
}