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https://github.com/apple/swift.git
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31df4edb7c
Added an executor implementation and a test that tries to use it. Also fix up a few issues in `ExecutorImpl.h`. rdar://135380149
57 lines
1.7 KiB
Swift
57 lines
1.7 KiB
Swift
// RUN: %empty-directory(%t)
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// RUN: %target-swift-frontend -enable-experimental-feature Embedded -parse-as-library %s -c -o %t/a.o
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// RUN: %target-clang -x c -c %S/Inputs/print.c -o %t/print.o
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// RUN: %target-clang -x c -std=c11 -I %swift_obj_root/include -c %S/Inputs/executor.c -o %t/executor.o
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// RUN: %target-clang %t/a.o %t/print.o %t/executor.o -o %t/a.out %swift_obj_root/lib/swift/embedded/%target-cpu-apple-macos/libswift_Concurrency.a -dead_strip
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// RUN: %target-run %t/a.out | %FileCheck %s
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// REQUIRES: executable_test
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// REQUIRES: swift_in_compiler
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// REQUIRES: optimized_stdlib
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// REQUIRES: OS=macosx
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import _Concurrency
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public func test() async -> Int {
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print("test")
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let t = Task {
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print("return 42")
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return 42
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}
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print("await")
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let v = await t.value
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print("return")
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return v
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}
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@main
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struct Main {
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static func main() async {
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print("main")
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// CHECK: main
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let t = Task {
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print("task")
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let x = await test()
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print(x == 42 ? "42" : "???")
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}
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// CHECK-NEXT: executor: job [[JOB1:0x[0-9a-f]+]] enqueued
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print("after task")
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// CHECK-NEXT: after task
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await t.value
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// CHECK-NEXT: executor: running
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// CHECK-NEXT: executor: job [[JOB1]] running
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// CHECK-NEXT: task
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// CHECK-NEXT: test
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// CHECK-NEXT: executor: job [[JOB2:0x[0-9a-f]+]] enqueued
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// CHECK-NEXT: await
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// CHECK-NEXT: executor: job [[JOB2]] running
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// CHECK-NEXT: return 42
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// CHECK-NEXT: executor: job [[JOB1]] enqueued
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// CHECK-NEXT: executor: job [[JOB1]] running
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// CHECK-NEXT: return
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// CHECK-NEXT: 42
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// CHECK-NEXT: executor: job [[JOB3:0x[0-9a-f]+]] enqueued
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// CHECK-NEXT: executor: job [[JOB3]] running
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}
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}
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