package a

fun <T> id(t: T): T = t

fun <T> either(t1: T, <!UNUSED_PARAMETER!>t2<!>: T): T = t1

fun test() {
    val <!UNUSED_VARIABLE!>a<!>: Float = id(2.0)

    val b = id(2.0)
    b: Double

    val c = either<Number>(1, 2.3)
    c: Number

    val d = either(11, 2.3)
    d: Any

    val <!UNUSED_VARIABLE!>e<!>: Float = <!TYPE_INFERENCE_EXPECTED_TYPE_MISMATCH!>id<!>(1)
}