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 // UNSUPPORTED: c++98, c++03
12 
13 // <future>
14 
15 // class packaged_task<R(ArgTypes...)>
16 
17 // packaged_task& operator=(packaged_task&) = delete;
18 
19 #include <future>
20 
main()21 int main()
22 {
23     {
24         std::packaged_task<double(int, char)> p0, p;
25         p = p0; // expected-error {{overload resolution selected deleted operator '='}}
26     }
27 }
28