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// RUN: %empty-directory(%t)
// RUN: %target-swift-frontend -target %target-cpu-apple-macos14 -disable-availability-checking -parse-as-library -enable-experimental-feature Embedded %s -c -o %t/a.o
// RUN: %target-clang -nostdlib -lSystem %t/a.o -o %t/a.out -L%swift_obj_root/lib/swift/embedded/%target-cpu-apple-macos -lswift_Concurrency -dead_strip -Wl,-undefined,dynamic_lookup
// RUN: grep DEP\: %s | sed 's#// DEP\: ##' | sort > %t/allowed-dependencies.txt
// RUN: %llvm-nm --undefined-only --format=just-symbols %t/a.out | sort | tee %t/actual-dependencies.txt
// Fail if there is any entry in actual-dependencies.txt that's not in allowed-dependencies.txt
// RUN: test -z "`comm -13 %t/allowed-dependencies.txt %t/actual-dependencies.txt`"
// DEP: ___assert_rtn
// DEP: ___stack_chk_fail
// DEP: ___stack_chk_guard
// DEP: _abort
// DEP: _exit
// DEP: _free
// DEP: _malloc
// DEP: _memmove
// DEP: _memset
// DEP: _memset_s
// DEP: _posix_memalign
// DEP: _putchar
// DEP: _puts
// DEP: _strlen
// DEP: _swift_task_asyncMainDrainQueueImpl
// DEP: _swift_task_enqueueGlobalImpl
// DEP: _swift_task_getMainExecutorImpl
// DEP: _swift_task_asyncMainDrainQueueImpl
// DEP: _swift_task_checkIsolatedImpl
// DEP: _swift_task_donateThreadToGlobalExecutorUntilImpl
// DEP: _swift_task_enqueueGlobalImpl
// DEP: _swift_task_enqueueGlobalWithDeadlineImpl
// DEP: _swift_task_enqueueGlobalWithDelayImpl
// DEP: _swift_task_enqueueMainExecutorImpl
// DEP: _swift_task_getMainExecutorImpl
// DEP: _swift_task_isMainExecutorImpl
// DEP: _vprintf
// DEP: _vsnprintf
// DEP: dyld_stub_binder
// REQUIRES: swift_in_compiler
// REQUIRES: optimized_stdlib
// REQUIRES: OS=macosx
// REQUIRES: swift_feature_Embedded
import _Concurrency
public func test() async -> Int {
print("test")
let t = Task {
print("return 42")
return 42
}
print("await")
let v = await t.value
print("return")
return v
}
@main
struct Main {
static func main() async {
print("main")
let t = Task {
print("task")
let x = await test()
print(x == 42 ? "42" : "???")
}
print("after task")
await t.value
}
}
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