| // 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 |
| extension String { |
| struct S { |
| func g: A where Optional<1 { |
| func d.advance(self, length: Sequence> (g.init("]] |
| class b<d.startIndex, AnyObject) { |
| case C<h, e: A { |
| } |
| protocol A { |
| typealias E |
| convenience init() |
| } |
| } |
| struct d<T -> d) -> String { |
| var d { |
| class A { |
| func b() -> Any { |
| deinit { |
| } |
| return "ab"[T : A.Element == b(Any)) |