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, c++11, c++14
10
11// ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_ENABLE_CXX20_REMOVED_SHARED_PTR_UNIQUE
12
13// <memory>
14
15// shared_ptr
16
17// bool unique() const; // deprecated in C++17, removed in C++20
18
19#include <memory>
20
21void f() {
22 const std::shared_ptr<int> p;
23 p.unique(); // expected-warning {{'unique' is deprecated}}
24}
25

source code of libcxx/test/std/utilities/memory/util.smartptr/util.smartptr.shared/util.smartptr.shared.obs/unique.deprecated_in_cxx17.verify.cpp