Files
swift-mirror/test/ModuleInterface/concurrency.swift
Holly Borla f8094061ad Merge pull request #71727 from hborla/double-preconcurrency
[Concurrency] Don't add redundant implicit `@preconcurrency` attributes.
2024-02-20 07:27:39 -08:00

97 lines
3.7 KiB
Swift

// RUN: %empty-directory(%t)
// RUN: %target-swift-emit-module-interface(%t/Library.swiftinterface) %s -enable-experimental-concurrency -DLIBRARY -module-name Library
// RUN: %target-swift-typecheck-module-from-interface(%t/Library.swiftinterface) -enable-experimental-concurrency
// REQUIRES: concurrency
#if LIBRARY
@available(SwiftStdlib 5.5, *)
public func fn() async {
fatalError()
}
@available(SwiftStdlib 5.5, *)
public func reasyncFn(_: () async -> ()) reasync {
fatalError()
}
@available(SwiftStdlib 5.5, *)
public func takesSendable(
_ block: @Sendable @escaping () async throws -> Void
) { }
@available(SwiftStdlib 5.5, *)
public func takesMainActor(
_ block: @MainActor @escaping () -> Void
) { }
@MainActor(unsafe)
public protocol UnsafeMainProtocol {
func requirement()
}
public struct InferredUnsafeMainActor: UnsafeMainProtocol {
public func requirement() {}
@preconcurrency public func explicitPreconcurrency() {}
}
@preconcurrency @MainActor
public protocol PreconcurrencyMainProtocol {
func requirement()
}
public struct InferredPreconcurrencyMainActor: PreconcurrencyMainProtocol {
public func requirement() {}
@preconcurrency public func explicitPreconcurrency() {}
}
// rdar://122965951
public struct UncheckedSendable: @unchecked Sendable {}
extension UnsafePointer : @retroactive @unchecked Sendable {}
// RUN: %target-typecheck-verify-swift -enable-experimental-concurrency -I %t
#else
import Library
@available(SwiftStdlib 5.5, *)
func callFn() async {
await fn()
}
#endif
// RUN: %FileCheck --check-prefix=CHECK --check-prefix=CHECK-TYPECHECKED %s < %t/Library.swiftinterface
// CHECK: // swift-module-flags:{{.*}} -enable-experimental-concurrency
// CHECK: public func fn() async
// CHECK: public func reasyncFn(_: () async -> ()) reasync
// CHECK: public func takesSendable(_ block: {{@escaping @Sendable|@Sendable @escaping}} () async throws ->
// CHECK: public func takesMainActor(_ block: {{@escaping @_Concurrency.MainActor|@MainActor @escaping}} () ->
// CHECK: @_Concurrency.MainActor @preconcurrency public protocol UnsafeMainProtocol {
// CHECK-NEXT: @_Concurrency.MainActor @preconcurrency func requirement()
// CHECK-NEXT: }
// CHECK: @_Concurrency.MainActor @preconcurrency public struct InferredUnsafeMainActor :
// CHECK-NEXT: @_Concurrency.MainActor @preconcurrency public func requirement()
// CHECK-NEXT: @preconcurrency @_Concurrency.MainActor public func explicitPreconcurrency()
// CHECK-NEXT: }
// CHECK: @preconcurrency @_Concurrency.MainActor public protocol PreconcurrencyMainProtocol {
// CHECK-NEXT: @_Concurrency.MainActor @preconcurrency func requirement()
// CHECK-NEXT: }
// CHECK: @_Concurrency.MainActor @preconcurrency public struct InferredPreconcurrencyMainActor :
// CHECK-NEXT: @_Concurrency.MainActor @preconcurrency public func requirement()
// CHECK-NEXT: @preconcurrency @_Concurrency.MainActor public func explicitPreconcurrency()
// CHECK-NEXT: }
// CHECK-TYPECHECKED: public struct UncheckedSendable : @unchecked Swift.Sendable
// CHECK-ASWRITTEN: public struct UncheckedSendable : @unchecked Sendable
// CHECK-TYPECHECKED: extension Swift.UnsafePointer : @unchecked @retroactive Swift.Sendable
// CHECK-ASWRITTEN: extension UnsafePointer : @retroactive @unchecked Sendable
// RUN: %target-swift-emit-module-interface(%t/LibraryPreserveTypesAsWritten.swiftinterface) %s -enable-experimental-concurrency -DLIBRARY -module-name LibraryPreserveTypesAsWritten -module-interface-preserve-types-as-written
// RUN: %target-swift-typecheck-module-from-interface(%t/LibraryPreserveTypesAsWritten.swiftinterface) -enable-experimental-concurrency
// RUN: %FileCheck --check-prefix=CHECK --check-prefix=CHECK-ASWRITTEN %s < %t/LibraryPreserveTypesAsWritten.swiftinterface