FILE: invalidWhen.kt
    public? final? class SomeClass : R|kotlin/Any| {
        public? [ContainingClassKey=SomeClass] constructor(): R|SomeClass| {
            super<R|kotlin/Any|>()
        }

    }
    public? final? fun someFun(): R|kotlin/Unit| {
        when () {
            ERROR_EXPR(No expression in condition with expression) ->  {
            }
        }

    }
