kotlin-fork/compiler/testData/diagnostics/tests/smartCasts/loops/leftElvisBreakInsideWhileTrue.fir.kt

public fun foo(x: String?, y: String?): Int {
    while (true) {
        val z = (if (y == null) break else x) ?: y
        // z is not null in both branches
        z.length
        // y is not null in both branches
        y.length
    }
    // y is null because of the break
    return y<!UNSAFE_CALL!>.<!>length
}