| // 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 -emit-sil |
| |
| // One day, if we're lucky, this test will start failing by emitting SIL |
| // instead of diagnosing an error. If you are reading this comment because that |
| // joyous day has finally arrived, please remove the "not" in the RUN line. |
| // Until then, we will at least make sure we don't regress and start crashing |
| // again. |
| |
| func f() -> Int { |
| return { a in |
| { [unowned a] b in |
| a(b) |
| } |
| }(1) |
| } |
