| // 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 |
| protocol a { |
| protocol d { |
| typealias e: AnyObject, e where Optional<A? { |
| } |
| } |
| } |
| protocol c = a: T) -> { |
| } |
| func f: U { |
| extension NSData { |
| } |
| var _ = c(_ = a) |
| } |
