// FILE: accessorForProtectedPropertyWithPrivateSetter.kt
import a.A

class B : A() {
    fun test() = { -> vo + fk()() }
}

// FILE: a.kt
package a

open class A {
    protected var vo = "O"
        private set

    protected var vk = ""
        private set

    fun fk() = { ->
        vk = "K"
        vk
    }
}