kotlin-fork/js/js.translator/testData/box/native/safeCastToNativeInterface.kt

// EXPECTED_REACHABLE_NODES: 1281
external interface I {
    fun foo(): String
}
fun createObject(): Any? = null

fun box(): String {
    val result = (createObject() as? I)?.foo()
    return if (result == null) "OK" else "fail"
}