FILE: exposedFunctionReturnType.kt
    public final class A : R|kotlin/Any| {
        public constructor(): R|A| {
            super<R|kotlin/Any|>()
        }

        private final class InnerA : R|kotlin/Any| {
            public[private] constructor(): R|A.InnerA| {
                super<R|kotlin/Any|>()
            }

        }

    }
    public abstract class B : R|kotlin/Any| {
        public constructor(): R|B| {
            super<R|kotlin/Any|>()
        }

        public final fun foo(str: R|kotlin/String|): R|A.InnerA|

    }

