kotlin/compiler/testData/diagnostics/tests/callableReference/function/memberFromTopLevel.fir.kt

// !CHECK_TYPE

import kotlin.reflect.*

class A {
    fun foo() {}
    fun bar(x: Int) {}
    fun baz() = "OK"
}

fun main() {
    val x = A::foo
    val y = A::bar
    val z = A::baz

    checkSubtype<KFunction1<A, Unit>>(x)
    checkSubtype<KFunction2<A, Int, Unit>>(y)
    checkSubtype<KFunction1<A, String>>(z)

    <!INAPPLICABLE_CANDIDATE!>checkSubtype<!><KFunction<Unit>>(x)
    <!INAPPLICABLE_CANDIDATE!>checkSubtype<!><KFunction<Unit>>(y)
    <!INAPPLICABLE_CANDIDATE!>checkSubtype<!><KFunction<String>>(z)
}