| // 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 f<T -> : Int = { |
| class A { |
| func a() { |
| func compose<T) -> { |
| protocol d = a: T! { |
| assert(Any, A, a<d |
| } |
| } |
| return { x in x in x |
