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32 lines
667 B
Swift
32 lines
667 B
Swift
// RUN: %target-swift-frontend %s -emit-ir
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// REQUIRES: objc_interop
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// Distributed under the terms of the MIT license
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// Test case submitted to project by https://github.com/practicalswift (practicalswift)
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// https://twitter.com/nuoji/status/507991706294558721
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// https://gist.github.com/lerno/4cb4568c53045aafb66e
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import Foundation
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class A : NSObject {
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var c: (()->Bool)?
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deinit {
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print("A")
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}
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}
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class B : NSObject {
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var d = A()
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override init() {
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super.init()
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d.c = {
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[unowned self] in
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print("\(self)")
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return true
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}
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}
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}
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var e: B? = B()
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var f: A? = e!.d
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e = nil
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f = nil
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