// This source file is part of the Swift.org open source project // Copyright (c) 2014 - 2017 Apple Inc. and the Swift project authors // Licensed under Apache License v2.0 with Runtime Library Exception // // See https://swift.org/LICENSE.txt for license information // See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors // RUN: not %target-swift-frontend %s -typecheck func k() -> [n] { r [] } func k(l: Int = 0) { } n n = k n() func n q { r !(k) } protocol k { j q j o = q j f = q } class l : k { } class l { } protocol n { j q } protocol k : k { } class k { } protocol l { j q j o } struct n