// FIR_IDENTICAL
// WITH_STDLIB

class MyClass(val value: String)

operator fun MyClass.provideDelegate(host: Any?, p: Any): String =
        this.value

operator fun String.getValue(receiver: Any?, p: Any): String =
        this


fun box(): String {
    val testO by MyClass("O")
    val testK by "K"
    val testOK = testO + testK

    return testOK
}