2e43a304f1
| | old time | new time | | ------------------ | -------- | -------- | | functional - c++23 | 416ms | 225ms | | random - c++23 | 513ms | 392ms | | vector - c++17 | 206ms | 100ms |
70 lines
1.5 KiB
C++
70 lines
1.5 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// <memory>
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// unique_ptr
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// test op*()
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#include <cassert>
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#include <memory>
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#include <utility>
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#include <vector>
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#include "test_macros.h"
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#if TEST_STD_VER >= 11
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struct ThrowDereference {
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TEST_CONSTEXPR_CXX23 ThrowDereference& operator*() noexcept(false);
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TEST_CONSTEXPR_CXX23 operator bool() const { return false; }
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};
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struct Deleter {
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using pointer = ThrowDereference;
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TEST_CONSTEXPR_CXX23 void operator()(ThrowDereference&) const {}
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};
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#endif
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TEST_CONSTEXPR_CXX23 bool test() {
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{
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std::unique_ptr<int> p(new int(3));
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assert(*p == 3);
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ASSERT_NOEXCEPT(*p);
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}
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#if TEST_STD_VER >= 11
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{
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std::unique_ptr<std::vector<int>> p(new std::vector<int>{3, 4, 5});
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assert((*p)[0] == 3);
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assert((*p)[1] == 4);
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assert((*p)[2] == 5);
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ASSERT_NOEXCEPT(*p);
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}
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{
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std::unique_ptr<ThrowDereference> p;
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ASSERT_NOEXCEPT(*p);
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}
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{
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// The noexcept status of *unique_ptr<>::pointer should be propagated.
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std::unique_ptr<ThrowDereference, Deleter> p;
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ASSERT_NOT_NOEXCEPT(*p);
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}
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#endif
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return true;
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}
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int main(int, char**) {
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test();
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#if TEST_STD_VER >= 23
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static_assert(test());
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#endif
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return 0;
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}
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