kotlin-fork/compiler/testData/ir/irText/elvis.kt

fun test1(a: Any?, b: Any) = a ?: b
fun test2(a: String?, b: Any) = a ?: b

fun test3(a: Any?, b: Any?): String {
    if (b !is String) return ""
    if (a !is String?) return ""
    return a ?: b
}