| // 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? { |
| protocol c { |
| } |
| struct Q<c>([$0.advance(b, a: Array<U) -> <l : S({ |
| var c(" |
| return { |
| func i: [$0) |
| } |
| } |
| } |
| protocol b : a { |
| func a( |
