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 //  Because we don't have a functioning decltype in C++03
11 
12 // <memory>
13 
14 // unique_ptr
15 
16 // template<class CharT, class Traits, class Y, class D>
17 //   basic_ostream<CharT, Traits>&
18 //   operator<<(basic_ostream<CharT, Traits>& os, const unique_ptr<Y, D>& p);
19 
20 //   -?- Remarks: This function shall not participate in overload resolution unless os << p.get() is a valid expression.
21 
22 #include <memory>
23 #include <sstream>
24 #include <cassert>
25 
26 #include "min_allocator.h"
27 #include "deleter_types.h"
28 
29 int main(int, char**)
30 {
31     std::unique_ptr<int, PointerDeleter<int>> p;
32     std::ostringstream os;
33     os << p; // expected-error {{invalid operands to binary expression}}
34 
35   return 0;
36 }
37