1 //===----------------------------------------------------------------------===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // UNSUPPORTED: libcpp-has-no-threads
11 
12 // <future>
13 
14 // enum class future_status
15 // {
16 //     ready,
17 //     timeout,
18 //     deferred
19 // };
20 
21 #include <future>
22 
main()23 int main()
24 {
25     static_assert(static_cast<int>(std::future_status::ready) == 0, "");
26     static_assert(static_cast<int>(std::future_status::timeout) == 1, "");
27     static_assert(static_cast<int>(std::future_status::deferred) == 2, "");
28 }
29