| //===----------------------------------------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_ENABLE_CXX26_REMOVED_SHARED_PTR_ATOMICS |
| // UNSUPPORTED: no-threads |
| // UNSUPPORTED: c++03, c++11, c++14, c++17 |
| |
| // <memory> |
| |
| // shared_ptr |
| |
| // template <class T> |
| // shared_ptr<T> |
| // atomic_exchange_explicit(shared_ptr<T>* p, shared_ptr<T> r) // Deprecated in C++20, removed in C++26 |
| |
| #include <atomic> |
| #include <memory> |
| #include <tuple> |
| |
| void test() { |
| std::shared_ptr<int> p(new int(4)); |
| std::shared_ptr<int> r(new int(3)); |
| // expected-warning@+1 {{'atomic_exchange_explicit<int>' is deprecated}} |
| std::ignore = std::atomic_exchange_explicit(&p, r, std::memory_order_seq_cst); |
| } |
