1 // -*- C++ -*-
2 //===----------------------------------------------------------------------===//
3 //
4 //                     The LLVM Compiler Infrastructure
5 //
6 // This file is dual licensed under the MIT and the University of Illinois Open
7 // Source Licenses. See LICENSE.TXT for details.
8 //
9 //===----------------------------------------------------------------------===//
10 
11 // UNSUPPORTED: c++98, c++03, c++11
12 
13 // <experimental/coroutine>
14 
15 // template <class Promise = void>
16 // struct coroutine_handle;
17 
18 // bool done() const
19 
20 #include <experimental/coroutine>
21 #include <type_traits>
22 #include <memory>
23 #include <utility>
24 #include <cstdint>
25 #include <cassert>
26 
27 #include "test_macros.h"
28 
29 namespace coro = std::experimental;
30 
31 template <class Promise>
do_test(coro::coroutine_handle<Promise> const & H)32 void do_test(coro::coroutine_handle<Promise> const& H) {
33   // FIXME Add a runtime test
34   {
35     ASSERT_SAME_TYPE(decltype(H.done()), bool);
36     LIBCPP_ASSERT_NOT_NOEXCEPT(H.done());
37   }
38 }
39 
main()40 int main()
41 {
42   do_test(coro::coroutine_handle<>{});
43   do_test(coro::coroutine_handle<int>{});
44 }
45