| 1 | //===----------------------------------------------------------------------===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |
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| 9 | // ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_ENABLE_CXX26_REMOVED_SHARED_PTR_ATOMICS |
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| 10 | // ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_DISABLE_DEPRECATION_WARNINGS |
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| 11 | // UNSUPPORTED: no-threads |
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| 12 | |
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| 13 | // <memory> |
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| 14 | |
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| 15 | // shared_ptr |
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| 16 | |
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| 17 | // template<class T> |
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| 18 | // bool |
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| 19 | // atomic_is_lock_free(const shared_ptr<T>* p); // Deprecated in C++20, removed in C++26 |
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| 20 | |
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| 21 | // UNSUPPORTED: c++03 |
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| 22 | |
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| 23 | #include <memory> |
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| 24 | #include <cassert> |
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| 25 | |
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| 26 | #include "test_macros.h" |
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| 27 | |
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| 28 | int main(int, char**) |
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| 29 | { |
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| 30 | { |
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| 31 | const std::shared_ptr<int> p(new int(3)); |
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| 32 | assert(std::atomic_is_lock_free(&p) == false); |
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| 33 | } |
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| 34 | |
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| 35 | return 0; |
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| 36 | } |
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| 37 | |
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