kotlin-fork/idea/testData/refactoring/extractFunction/duplicates/notNullAssertion.kt

// PARAM_TYPES: kotlin.String?, kotlin.Comparable<String>?, kotlin.CharSequence?, kotlin.Any?
// PARAM_DESCRIPTOR: val s: kotlin.String? defined in foo

// SIBLING:
fun foo(): Int {
    val s: String? = ""
    return if (true) {
        <selection>s!!.length</selection>
    } else {
        s!!.length
    }
}