fun is_hello(x:string) -> bool {
 x == "hello"
}

fun is_23(x:f64) -> bool {
 x == 23.0
}

fun is_false(x:bool) -> bool {
 x == false
}

fun test() -> bool {
  is_hello("hello") and is_23(23) and is_false(false)
}

// @no-errors
// @eval: Bool(true)