// FILE: 1.kt package test private class S public constructor() { class Z { fun a(): String { return "K" } } } // This function exposes S.Z which is a class nested into a private class S (package-private in the byte code) // It can be accessed outside the `test` package now that S.Z. is public in the byte code, but it may be changed later internal inline fun call(s: () -> String): String { return s() + test().a() } private fun test(): S.Z { return S.Z() } // FILE: 2.kt import test.* fun box(): String { return call { "O" } }