class A(~a~val a : Int) {
    this() {`a`a}
    ~b~val b = `a`a
    ~f~fun f() = `a`a
}

fun test() {
    ~va~val a = new A()
    `va`a.`a`a`:std::Int`
    a.`b`b`:std::Int`
    a.`f`f()`:std::Int`
}