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// <future>
11
12// class packaged_task<R(ArgTypes...)>
13// template <class F>
14//   packaged_task(F&& f);
15// These constructors shall not participate in overload resolution if
16//    decay<F>::type is the same type as std::packaged_task<R(ArgTypes...)>.
17
18#include <future>
19#include <cassert>
20
21struct A {};
22typedef std::packaged_task<A(int, char)> PT;
23typedef volatile std::packaged_task<A(int, char)> VPT;
24
25
26int main()
27{
28    PT p { VPT{} };
29}
30