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: no-threads
10// UNSUPPORTED: libcpp-has-no-experimental-stop_token
11// UNSUPPORTED: c++03, c++11, c++14, c++17
12// XFAIL: availability-synchronization_library-missing
13
14// explicit stop_source(nostopstate_t) noexcept;
15
16#include <cassert>
17#include <stop_token>
18#include <type_traits>
19
20#include "test_macros.h"
21
22static_assert(std::is_nothrow_constructible_v<std::stop_source, std::nostopstate_t>);
23// explicit
24static_assert(!std::is_convertible_v<std::nostopstate_t, std::stop_source>);
25
26int main(int, char**) {
27 {
28 std::stop_source ss(std::nostopstate);
29 assert(!ss.stop_possible());
30 assert(!ss.stop_requested());
31 }
32
33 return 0;
34}
35

source code of libcxx/test/std/thread/thread.stoptoken/stopsource/cons.nostopstate.pass.cpp