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: c++98, c++03
10 
11 // <sstream>
12 
13 // template <class charT, class traits = char_traits<charT>, class Allocator = allocator<charT> >
14 // class basic_ostringstream
15 
16 // basic_ostringstream(basic_ostringstream&& rhs);
17 
18 #include <sstream>
19 #include <cassert>
20 
21 int main(int, char**)
22 {
23     {
24         std::ostringstream ss0(" 123 456");
25         std::ostringstream ss(std::move(ss0));
26         assert(ss.rdbuf() != 0);
27         assert(ss.good());
28         assert(ss.str() == " 123 456");
29         int i = 234;
30         ss << i << ' ' << 567;
31         assert(ss.str() == "234 5676");
32     }
33     {
34         std::wostringstream ss0(L" 123 456");
35         std::wostringstream ss(std::move(ss0));
36         assert(ss.rdbuf() != 0);
37         assert(ss.good());
38         assert(ss.str() == L" 123 456");
39         int i = 234;
40         ss << i << ' ' << 567;
41         assert(ss.str() == L"234 5676");
42     }
43 
44   return 0;
45 }
46