kotlin-fork/idea/testData/codegen/bridge.jet

import java.lang.Integer

open class C {
    open fun f(): Any = "C f"
}

class D() : C {
    override fun f(): String = "D f"
}

fun box(): String{
    val d : C = D()
    if(d.f() != "D f") return "fail f"
    return "OK"
}