FILE: safeCalls.kt
    public abstract interface A : R|kotlin/Any| {
        public abstract fun foo(): R|A|

        public abstract fun bar(x: R|kotlin/String|): R|A|

    }
    public abstract interface B : R|kotlin/Any| {
        public abstract val foo: R|B|
            public get(): R|B|

        public abstract val bar: R|B|
            public get(): R|B|

    }
    public final fun test_1(x: R|A?|): R|kotlin/Unit| {
        R|<local>/x|?.{ $subj$.R|/A.foo|() }?.{ $subj$.R|/A.bar|(String()) }
    }
    public final fun test_2(x: R|B?|): R|kotlin/Unit| {
        R|<local>/x|?.{ $subj$.R|/B.foo| }?.{ $subj$.R|/B.bar| }
    }
    public final fun test_3(x: R|A?|, y: R|kotlin/String?|): R|kotlin/Unit| {
        when () {
            !=(R|<local>/x|?.{ $subj$.R|/A.bar|((R|<local>/y| as R|kotlin/String|)) }, Null(null)) ->  {
                R|<local>/y|.R|kotlin/String.length|
            }
        }

    }