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// RUN: %target-swift-frontend -parse-stdlib -target x86_64-apple-macosx10.14 -typecheck -verify %s
// RUN: %target-swift-frontend -parse-stdlib -target x86_64-apple-macosx11 -typecheck %s
// RUN: %target-swift-frontend -parse-stdlib -target x86_64-apple-macosx12 -typecheck %s -DTARGET_MACOS_12
// REQUIRES: OS=macosx
import _Concurrency
func f() async { } // expected-error{{concurrency is only available in}}
// expected-note@-1{{add @available}}
actor A { } // expected-error{{concurrency is only available in}}
// expected-note@-1{{add @available}}
// Allow this without any availability for Historical Reasons.
public func swift_deletedAsyncMethodError() async {
}
@available(macOS 12.0, *)
struct S {
// Ensure that our synthesis of the actor's unownedExecutor does not cause
// availability errors.
actor NestedActor {
}
// The synthesized unownedExecutor inside this actor should inherit the
// un-availability of UnavailableActor.
@available(macOS, unavailable)
actor UnavailableActor {
}
}
#if TARGET_MACOS_12
// The synthesized unownedExecutor inside this extension on S should inherit
// availability from S to avoid availability errors.
extension S {
actor ExtensionNestedActor {
}
}
#endif
// Make sure that the conformances to Actor are actually being synthesized
// since otherwise this test isn't actually testing what it is designed to test.
@available(macOS 10.15, *)
func takesExecutor(_ e: UnownedSerialExecutor) { }
@available(macOS 12.0, *)
func testNestedActorConformance(_ a: S.NestedActor) {
takesExecutor(a.unownedExecutor)
}
#if TARGET_MACOS_12
func testExtensionNestedActorConformance(_ a: S.ExtensionNestedActor) {
takesExecutor(a.unownedExecutor)
}
#endif
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