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68 lines
3.0 KiB
Swift
68 lines
3.0 KiB
Swift
// RUN: %target-swift-frontend -emit-silgen %s -module-name test -swift-version 5 | %FileCheck %s
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// REQUIRES: concurrency
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@available(SwiftStdlib 5.1, *)
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public actor A {
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// CHECK: sil{{.*}} [ossa] @$s4test1AC6methodyyF
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public func method() { }
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}
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// CHECK: sil{{.*}} [ossa] @$s4test13takesIsolatedyyAA1ACYiF
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@available(SwiftStdlib 5.1, *)
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public func takesIsolated(_: isolated A) { }
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@available(SwiftStdlib 5.1, *)
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public func takeClosureWithIsolatedParam(body: (isolated A) async -> Void) { }
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// Emit the unnamed parameter when it's isolated, so that we can hop to it.
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// CHECK-LABEL: sil private [ossa] @$s4test0A24ClosureWithIsolatedParamyyFyAA1ACYiYaXEfU_ : $@convention(thin) @async (@sil_isolated @guaranteed A)
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// CHECK: bb0(%0 : @guaranteed $A):
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// CHECK: [[COPY:%.*]] = copy_value %0 : $A
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// CHECK-NEXT: [[BORROW:%.*]] = begin_borrow [[COPY]] : $A
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// CHECK-NEXT: hop_to_executor [[BORROW]] : $A
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@available(SwiftStdlib 5.1, *)
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public func testClosureWithIsolatedParam() {
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takeClosureWithIsolatedParam { _ in }
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}
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// CHECK-LABEL: sil{{.*}} [ossa] @$s4test0A19IsolatedExistentialyyScA_pYiYaF
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// CHECK: bb0([[ACTOR:%.*]] : @guaranteed $any Actor)
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@available(SwiftStdlib 5.1, *)
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public func testIsolatedExistential(_ a: isolated Actor) async {
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// CHECK: [[ACTOR_COPY:%.*]] = copy_value [[ACTOR]] : $any Actor
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// CHECK: [[ACTOR_BORROW:%.*]] = begin_borrow [[ACTOR_COPY]] : $any Actor
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// CHECK: hop_to_executor [[ACTOR_BORROW]] : $any Actor
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// CHECK: return
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}
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@available(SwiftStdlib 5.1, *)
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nonisolated func suspend() async {}
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// CHECK-LABEL: sil{{.*}} [ossa] @$s4test0A16OptionalIsolatedyyAA1ACSgYiYaF
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// CHECK: bb0([[ACTOR:%.*]] : @guaranteed $Optional<A>)
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@available(SwiftStdlib 5.1, *)
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public func testOptionalIsolated(_ a: isolated A?) async {
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await suspend()
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// CHECK: [[ACTOR_COPY:%.*]] = copy_value [[ACTOR]] : $Optional<A>
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// CHECK: [[ACTOR_BORROW:%.*]] = begin_borrow [[ACTOR_COPY]] : $Optional<A>
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// CHECK: hop_to_executor [[ACTOR_BORROW]] : $Optional<A>
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// CHECK: [[SUSPEND:%.*]] = function_ref @$s4test7suspendyyYaF : $@convention(thin) @async () -> ()
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// CHECK: apply [[SUSPEND]]() : $@convention(thin) @async () -> ()
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// CHECK: hop_to_executor [[ACTOR_BORROW]] : $Optional<A>
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// CHECK: return
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}
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// CHECK-LABEL: sil{{.*}} [ossa] @$s4test0A27OptionalIsolatedExistentialyyScA_pSgYiYaF
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// CHECK: bb0([[ACTOR:%.*]] : @guaranteed $Optional<any Actor>)
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@available(SwiftStdlib 5.1, *)
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public func testOptionalIsolatedExistential(_ a: isolated (any Actor)?) async {
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await suspend()
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// CHECK: [[ACTOR_COPY:%.*]] = copy_value [[ACTOR]] : $Optional<any Actor>
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// CHECK: [[ACTOR_BORROW:%.*]] = begin_borrow [[ACTOR_COPY]] : $Optional<any Actor>
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// CHECK: hop_to_executor [[ACTOR_BORROW]] : $Optional<any Actor>
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// CHECK: [[SUSPEND:%.*]] = function_ref @$s4test7suspendyyYaF : $@convention(thin) @async () -> ()
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// CHECK: apply [[SUSPEND]]() : $@convention(thin) @async () -> ()
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// CHECK: hop_to_executor [[ACTOR_BORROW]] : $Optional<any Actor>
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// CHECK: return
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}
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