kotlin-fork/compiler/testData/codegen/box/jvm8/defaultArgs.kt

// IGNORE_BACKEND_FIR: JVM_IR
// TARGET_BACKEND: JVM
// JVM_TARGET: 1.8

interface Z {
    fun test(s: String = "OK"): String {
        return s
    }
}

class Test: Z

fun box(): String {
    return Test().test()
}