forked from boostorg/core
43 lines
1.4 KiB
C++
43 lines
1.4 KiB
C++
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// Copyright (c) 2023 Andrey Semashev
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//
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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// Tests that boost::swap propagates noexcept specification correctly
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#include <boost/core/swap.hpp>
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#include <boost/config.hpp>
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#if !defined(BOOST_NO_CXX11_NOEXCEPT) && !defined(BOOST_NO_CXX11_STATIC_ASSERT) && \
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!(defined(BOOST_GCC) && (BOOST_GCC < 40700))
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namespace test_ns {
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struct class_with_noexcept_swap
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{
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static class_with_noexcept_swap& instance() noexcept;
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friend void swap(class_with_noexcept_swap&, class_with_noexcept_swap&) noexcept
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{
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}
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};
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struct class_with_except_swap
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{
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static class_with_except_swap& instance() noexcept;
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friend void swap(class_with_except_swap&, class_with_except_swap&)
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{
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}
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};
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} // namespace test_ns
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static_assert(noexcept(boost::swap(test_ns::class_with_noexcept_swap::instance(), test_ns::class_with_noexcept_swap::instance())),
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"boost::swap for class_with_noexcept_swap should have noexcept specification");
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static_assert(!noexcept(boost::swap(test_ns::class_with_except_swap::instance(), test_ns::class_with_except_swap::instance())),
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"boost::swap for class_with_except_swap should not have noexcept specification");
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#endif // !defined(BOOST_NO_CXX11_NOEXCEPT) && !defined(BOOST_NO_CXX11_STATIC_ASSERT) ...
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