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

        public final fun foo(x: R|kotlin/collections/List<kotlin/String>|): R|kotlin/Unit| {
            lvar w: R|kotlin/Int| = Int(1)
            R|<local>/x|.R|kotlin/collections/ifEmpty|<R|kotlin/collections/List<kotlin/String>|, R|kotlin/Any|>(<L> = ifEmpty@fun <anonymous>(): R|kotlin/Unit| <inline=Inline, kind=AT_MOST_ONCE>  {
                R|<local>/w| = R|<local>/w|.R|kotlin/Int.plus|(Int(2))
            }
            )
        }

    }
