Files
swift-mirror/test/Concurrency/swiftsettings_defaultIsolation.swift

55 lines
2.4 KiB
Swift

// RUN: %target-swift-frontend -enable-experimental-feature SwiftSettings -c -verify -swift-version 6 -verify-additional-prefix nonisolated- -disable-availability-checking %s
// RUN: %target-swift-frontend -enable-experimental-feature SwiftSettings -c -verify -swift-version 6 -verify-additional-prefix main-actor- -disable-availability-checking -DSWIFT_SETTINGS_MAIN_ACTOR %s
// RUN: %target-swift-frontend -default-isolation MainActor -enable-experimental-feature SwiftSettings -c -verify -swift-version 6 -disable-availability-checking -verify-additional-prefix main-actor- %s
// RUN: %target-swift-frontend -default-isolation MainActor -enable-experimental-feature SwiftSettings -c -verify -swift-version 6 -disable-availability-checking -verify-additional-prefix nonisolated- -DSWIFT_SETTINGS_NONISOLATED %s
// REQUIRES: asserts
// REQUIRES: concurrency
// REQUIRES: swift_feature_SwiftSettings
#if SWIFT_SETTINGS_MAIN_ACTOR
#SwiftSettings(.defaultIsolation(MainActor.self))
#endif
#if SWIFT_SETTINGS_NONISOLATED
#SwiftSettings(.defaultIsolation(nil))
#endif
class UnspecifiedKlass {}
nonisolated class NonisolatedKlass {}
func unspecifiedFunc<T>(_ t: T) async {}
nonisolated func nonisolatedFunc<T>(_ t: T) async {}
@MainActor func mainActorFunc<T>(_ t: T) async {}
func test1(_ x: UnspecifiedKlass) async {
await unspecifiedFunc(x)
}
func test2(_ x: NonisolatedKlass) async {
await unspecifiedFunc(x)
}
func test3(_ x: UnspecifiedKlass) async {
await nonisolatedFunc(x)
}
func test4(_ x: NonisolatedKlass) async {
await nonisolatedFunc(x) // expected-main-actor-error {{sending 'x' risks causing data races}}
// expected-main-actor-note @-1 {{sending main actor-isolated 'x' to nonisolated global function 'nonisolatedFunc' risks causing data races between nonisolated and main actor-isolated uses}}
}
func test5(_ x: UnspecifiedKlass) async {
await mainActorFunc(x) // expected-nonisolated-error {{sending 'x' risks causing data races}}
// expected-nonisolated-note @-1 {{sending task-isolated 'x' to main actor-isolated global function 'mainActorFunc' risks causing data races between main actor-isolated and task-isolated uses}}
}
func test6(_ x: NonisolatedKlass) async {
await mainActorFunc(x) // expected-nonisolated-error {{sending 'x' risks causing data races}}
// expected-nonisolated-note @-1 {{sending task-isolated 'x' to main actor-isolated global function 'mainActorFunc' risks causing data races between main actor-isolated and task-isolated uses}}
}