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++03
10 // Because we don't have a functioning decltype in C++03
11
12 // UNSUPPORTED: libcpp-has-no-localization
13
14 // <memory>
15
16 // unique_ptr
17
18 // template<class CharT, class Traits, class Y, class D>
19 // basic_ostream<CharT, Traits>&
20 // operator<<(basic_ostream<CharT, Traits>& os, const unique_ptr<Y, D>& p);
21
22 #include <memory>
23 #include <sstream>
24 #include <cassert>
25
26 #include "test_macros.h"
27
main(int,char **)28 int main(int, char**)
29 {
30 std::unique_ptr<int> p(new int(3));
31 std::ostringstream os;
32 assert(os.str().empty());
33 os << p;
34 assert(!os.str().empty());
35
36 return 0;
37 }
38