1 //===----------------------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 // UNSUPPORTED: c++03, c++11
10 // REQUIRES: use_system_cxx_lib && target={{.+}}-apple-macosx10.{{9|10|11|12|13|14|15}}
11 
12 
13 // Test the availability markup on std::counting_semaphore and std::binary_semaphore.
14 
15 #include <chrono>
16 #include <semaphore>
17 
18 
19 int main(int, char**)
20 {
21     {
22         // Tests for std::counting_semaphore with non-default template argument
23         std::counting_semaphore<20> sem(10);
24         sem.release(); // expected-error {{is unavailable}}
25         sem.release(5); // expected-error {{is unavailable}}
26         sem.acquire(); // expected-error {{is unavailable}}
27         sem.try_acquire_for(std::chrono::milliseconds{3}); // expected-error 1-2 {{is unavailable}}
28         sem.try_acquire(); // expected-error {{is unavailable}}
29         sem.try_acquire_until(std::chrono::steady_clock::now()); // expected-error 1-2 {{is unavailable}}
30     }
31     {
32         // Tests for std::counting_semaphore with default template argument
33         std::counting_semaphore<> sem(10);
34         sem.release(); // expected-error {{is unavailable}}
35         sem.release(5); // expected-error {{is unavailable}}
36         sem.acquire(); // expected-error {{is unavailable}}
37         sem.try_acquire_for(std::chrono::milliseconds{3}); // expected-error 1-2 {{is unavailable}}
38         sem.try_acquire(); // expected-error {{is unavailable}}
39         sem.try_acquire_until(std::chrono::steady_clock::now()); // expected-error 1-2 {{is unavailable}}
40     }
41     {
42         // Tests for std::binary_semaphore
43         std::binary_semaphore sem(10);
44         sem.release(); // expected-error {{is unavailable}}
45         sem.release(5); // expected-error {{is unavailable}}
46         sem.acquire(); // expected-error {{is unavailable}}
47         sem.try_acquire_for(std::chrono::milliseconds{3}); // expected-error 1-2 {{is unavailable}}
48         sem.try_acquire(); // expected-error {{is unavailable}}
49         sem.try_acquire_until(std::chrono::steady_clock::now()); // expected-error 1-2 {{is unavailable}}
50     }
51 }
52