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822097353b
We need to check the feature availability of _unavailableFromAsync before it gets picked up in the swift interface file. This updates the compiler to provide the necessary wrappings for that check.
189 lines
6.0 KiB
Swift
189 lines
6.0 KiB
Swift
// RUN: %empty-directory(%t)
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// RUN: %target-swift-frontend -typecheck -swift-version 5 -module-name FeatureTest -emit-module-interface-path - -enable-library-evolution -disable-availability-checking %s | %FileCheck %s
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// REQUIRES: concurrency
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// REQUIRES: concurrency
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// Ensure that when we emit a Swift interface that makes use of new features,
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// the uses of those features are guarded by appropriate #if's that allow older
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// compilers to skip over the uses of newer features.
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// CHECK: #if compiler(>=5.3) && $SpecializeAttributeWithAvailability
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// CHECK: @_specialize(exported: true, kind: full, availability: macOS, introduced: 12; where T == Swift.Int)
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// CHECK: public func specializeWithAvailability<T>(_ t: T)
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// CHECK: #else
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// CHECK: public func specializeWithAvailability<T>(_ t: T)
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// CHECK: #endif
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@_specialize(exported: true, availability: macOS 12, *; where T == Int)
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public func specializeWithAvailability<T>(_ t: T) {
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}
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// CHECK: #if compiler(>=5.3) && $Actors
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// CHECK-NEXT: public actor MyActor
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// CHECK: @_semantics("defaultActor") nonisolated final public var unownedExecutor: _Concurrency.UnownedSerialExecutor {
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// CHECK-NEXT: get
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// CHECK-NEXT: }
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// CHECK-NEXT: }
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// CHECK-NEXT: #endif
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public actor MyActor {
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}
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// CHECK: #if compiler(>=5.3) && $Actors
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// CHECK-NEXT: extension FeatureTest.MyActor
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public extension MyActor {
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// CHECK-NOT: $Actors
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// CHECK: testFunc
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func testFunc() async { }
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// CHECK: }
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// CHECK-NEXT: #endif
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}
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// CHECK: #if compiler(>=5.3) && $AsyncAwait
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// CHECK-NEXT: globalAsync
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// CHECK-NEXT: #endif
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public func globalAsync() async { }
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// CHECK: @_marker public protocol MP {
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// CHECK-NEXT: }
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@_marker public protocol MP { }
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// CHECK: @_marker public protocol MP2 : FeatureTest.MP {
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// CHECK-NEXT: }
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@_marker public protocol MP2: MP { }
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// CHECK-NOT: #if compiler(>=5.3) && $MarkerProtocol
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// CHECK: public protocol MP3 : AnyObject, FeatureTest.MP {
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// CHECK-NEXT: }
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public protocol MP3: AnyObject, MP { }
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// CHECK: extension FeatureTest.MP2 {
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// CHECK-NEXT: func inMP2
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extension MP2 {
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public func inMP2() { }
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}
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// CHECK: class OldSchool : FeatureTest.MP {
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public class OldSchool: MP {
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// CHECK: #if compiler(>=5.3) && $AsyncAwait
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// CHECK-NEXT: takeClass()
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// CHECK-NEXT: #endif
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public func takeClass() async { }
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}
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// CHECK: class OldSchool2 : FeatureTest.MP {
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public class OldSchool2: MP {
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// CHECK: #if compiler(>=5.3) && $AsyncAwait
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// CHECK-NEXT: takeClass()
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// CHECK-NEXT: #endif
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public func takeClass() async { }
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}
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// CHECK: #if compiler(>=5.3) && $RethrowsProtocol
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// CHECK-NEXT: @rethrows public protocol RP
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@rethrows public protocol RP {
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func f() throws -> Bool
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}
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// CHECK: public struct UsesRP {
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public struct UsesRP {
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// CHECK: #if compiler(>=5.3) && $RethrowsProtocol
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// CHECK-NEXT: public var value: FeatureTest.RP? {
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// CHECK-NOT: #if compiler(>=5.3) && $RethrowsProtocol
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// CHECK: get
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public var value: RP? {
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nil
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}
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}
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// CHECK: #if compiler(>=5.3) && $RethrowsProtocol
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// CHECK-NEXT: public struct IsRP
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public struct IsRP: RP {
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// CHECK-NEXT: public func f()
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public func f() -> Bool { }
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// CHECK-NOT: $RethrowsProtocol
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// CHECK-NEXT: public var isF:
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// CHECK-NEXT: get
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public var isF: Bool {
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f()
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}
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}
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// CHECK: #if compiler(>=5.3) && $RethrowsProtocol
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// CHECK-NEXT: public func acceptsRP
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public func acceptsRP<T: RP>(_: T) { }
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// CHECK-NOT: #if compiler(>=5.3) && $MarkerProtocol
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// CHECK: extension Swift.Array : FeatureTest.MP where Element : FeatureTest.MP {
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extension Array: FeatureTest.MP where Element : FeatureTest.MP { }
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// CHECK: }
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// CHECK-NOT: #if compiler(>=5.3) && $MarkerProtocol
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// CHECK: extension FeatureTest.OldSchool : Swift.UnsafeSendable {
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extension OldSchool: UnsafeSendable { }
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// CHECK-NEXT: }
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// CHECK: #if compiler(>=5.3) && $GlobalActors
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// CHECK-NEXT: @globalActor public struct SomeGlobalActor
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@globalActor
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public struct SomeGlobalActor {
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public static let shared = MyActor()
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}
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// CHECK: #if compiler(>=5.3) && $AsyncAwait
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// CHECK-NEXT: func runSomethingSomewhere
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// CHECK-NEXT: #endif
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public func runSomethingSomewhere(body: () async -> Void) { }
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// CHECK: #if compiler(>=5.3) && $Sendable
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// CHECK-NEXT: func runSomethingConcurrently(body: @Sendable () ->
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// CHECK-NEXT: #endif
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public func runSomethingConcurrently(body: @Sendable () -> Void) { }
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// CHECK: #if compiler(>=5.3) && $Actors
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// CHECK-NEXT: func stage
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// CHECK-NEXT: #endif
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public func stage(with actor: MyActor) { }
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// CHECK: #if compiler(>=5.3) && $AsyncAwait && $Sendable && $InheritActorContext
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// CHECK-NEXT: func asyncIsh
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// CHECK-NEXT: #endif
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public func asyncIsh(@_inheritActorContext operation: @Sendable @escaping () async -> Void) { }
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// CHECK: #if compiler(>=5.3) && $AsyncAwait
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// CHECK-NEXT: #if $UnsafeInheritExecutor
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// CHECK-NEXT: @_unsafeInheritExecutor public func unsafeInheritExecutor() async
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// CHECK-NEXT: #else
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// CHECK-NEXT: public func unsafeInheritExecutor() async
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// CHECK-NEXT: #endif
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// CHECK-NEXT: #endif
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@_unsafeInheritExecutor
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public func unsafeInheritExecutor() async {}
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// CHECK: #if compiler(>=5.3) && $AsyncAwait
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// CHECK-NEXT: #if $UnsafeInheritExecutor
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// CHECK-NEXT: @_specialize{{.*}}
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// CHECK-NEXT: @_unsafeInheritExecutor public func multipleSuppressible<T>(value: T) async
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// CHECK-NEXT: #elsif $SpecializeAttributeWithAvailability
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// CHECK-NEXT: @_specialize{{.*}}
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// CHECK-NEXT: public func multipleSuppressible<T>(value: T) async
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// CHECK-NEXT: #else
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// CHECK-NEXT: public func multipleSuppressible<T>(value: T) async
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// CHECK-NEXT: #endif
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// CHECK-NEXT: #endif
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@_unsafeInheritExecutor
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@_specialize(exported: true, availability: SwiftStdlib 5.1, *; where T == Int)
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public func multipleSuppressible<T>(value: T) async {}
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// CHECK: #if compiler(>=5.3) && $UnavailableFromAsync
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// CHECK-NEXT: @_unavailableFromAsync(message: "Test") public func unavailableFromAsyncFunc()
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// CHECK-NEXT: #else
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// CHECK-NEXT: public func unavailableFromAsyncFunc()
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// CHECK-NEXT: #endif
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@_unavailableFromAsync(message: "Test")
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public func unavailableFromAsyncFunc() { }
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// CHECK-NOT: extension FeatureTest.MyActor : Swift.Sendable
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