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6526dca9db
Enables upcoming features that aim to provide a more approachable path to Swift Concurrency: - `DisableOutwardActorInference` - `GlobalActorIsolatedTypesUsability` - `InferIsolatedConformances` - `InferSendableFromCaptures` - `NonisolatedNonsendingByDefault` Resolves: rdar://166244164
41 lines
1.7 KiB
Swift
41 lines
1.7 KiB
Swift
// RUN: %target-swift-emit-silgen %s -verify -enable-upcoming-feature ApproachableConcurrency -default-isolation MainActor | %FileCheck %s
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// REQUIRES: concurrency
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struct S {
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func test() {
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}
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}
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func takesSendable<T: Sendable>(_: T) {}
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// CHECK-LABEL: sil hidden [ossa] @$s24approachable_concurrency21testSendableInference1syAA1SV_tF : $@convention(thin) (S) -> ()
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// CHECK: function_ref @$s24approachable_concurrency21testSendableInference1syAA1SV_tFyyYbcAEYbcfu_ : $@convention(thin) @Sendable (S) -> @owned @Sendable @callee_guaranteed () -> ()
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// CHECK: } // end sil function '$s24approachable_concurrency21testSendableInference1syAA1SV_tF'
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func testSendableInference(s: S) {
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takesSendable(s.test)
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}
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// CHECK-LABEL: sil hidden [ossa] @$s24approachable_concurrency25testNonisolatedNonSendingyyyyYaYCXEYaF : $@convention(thin) @async (@guaranteed @noescape @async @callee_guaranteed (@sil_isolated @sil_implicit_leading_param @guaranteed Builtin.ImplicitActor) -> ()) -> ()
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func testNonisolatedNonSending(_: () async -> Void) async {
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}
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// GlobalActorIsolatedTypesUsability
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@MainActor
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struct GAITU {
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nonisolated var x: Int = 0
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}
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extension GAITU: Equatable {
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static nonisolated func ==(lhs: GAITU, rhs: GAITU) -> Bool {
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return lhs.x == rhs.x // okay
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}
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}
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// CHECK: // static IsolatedConformances.__derived_struct_equals(_:_:)
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// CHECK-NEXT: // Isolation: global_actor. type: MainActor
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// CHECK-LABEL: sil hidden [ossa] @$s24approachable_concurrency20IsolatedConformancesV23__derived_struct_equalsySbAC_ACtFZ : $@convention(method) (IsolatedConformances, IsolatedConformances, @thin IsolatedConformances.Type) -> Bool
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struct IsolatedConformances: Equatable {
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let x: Int = 0
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}
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