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34 lines
926 B
Swift
34 lines
926 B
Swift
// RUN: %target-run-simple-swift(-parse-as-library -target %target-swift-5.1-abi-triple) | %FileCheck %s
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// RUN: %target-run-simple-swift(-parse-as-library -target %target-swift-5.1-abi-triple -swift-version 5 -strict-concurrency=complete -enable-upcoming-feature NonisolatedNonsendingByDefault) | %FileCheck %s
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// REQUIRES: swift_feature_NonisolatedNonsendingByDefault
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// REQUIRES: executable_test
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// REQUIRES: concurrency
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// REQUIRES: concurrency_runtime
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// UNSUPPORTED: freestanding
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// UNSUPPORTED: back_deployment_runtime
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class C {}
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@main
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enum Main {
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static func main() async {
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weak var weakRef: C?
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do {
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let c = C()
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let t = Task.detached { return c }
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weakRef = c
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}
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Task.detached {
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try await Task.sleep(nanoseconds: 10_000_000_000)
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fatalError("Fail!")
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}
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while weakRef != nil {
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await Task.yield()
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}
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// CHECK: Success
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print("Success!")
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}
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}
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