kotlin-fork/compiler/testData/diagnostics/tests/smartCasts/smartCastOnIf.kt

fun baz(s: String?): Int {
    return if (s == null) {
        ""
    }
    else {
        val u: String? = null
        if (u == null) return 0
        <!DEBUG_INFO_SMARTCAST!>u<!>
    }.length
}