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29 lines
1.2 KiB
Swift
29 lines
1.2 KiB
Swift
////===----------------------------------------------------------------------===//
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////
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//// This source file is part of the Swift.org open source project
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////
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//// Copyright (c) 2021 Apple Inc. and the Swift project authors
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//// Licensed under Apache License v2.0 with Runtime Library Exception
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////
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//// See https://swift.org/LICENSE.txt for license information
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//// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
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////
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////===----------------------------------------------------------------------===//
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/// The Sendable protocol indicates that value of the given type can
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/// be safely used in concurrent code.
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@_marker public protocol Sendable { }
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/// The UnsafeSendable protocol indicates that value of the given type
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/// can be safely used in concurrent code, but disables some safety checking
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/// at the conformance site.
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@available(*, deprecated, message: "Use @unchecked Sendable instead")
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@_marker public protocol UnsafeSendable: Sendable { }
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// Historical names
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@available(*, deprecated, renamed: "Sendable")
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public typealias ConcurrentValue = Sendable
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@available(*, deprecated, renamed: "Sendable")
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public typealias UnsafeConcurrentValue = UnsafeSendable
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