31 lines
824 B
C++
31 lines
824 B
C++
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// Copyright (C) 2023 Christian Mazakas
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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#ifndef BOOST_UNORDERED_DETAIL_OPT_STORAGE_HPP
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#define BOOST_UNORDERED_DETAIL_OPT_STORAGE_HPP
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#include <boost/config.hpp>
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#include <memory>
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namespace boost {
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namespace unordered {
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namespace detail {
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template <class T> union opt_storage
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{
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BOOST_ATTRIBUTE_NO_UNIQUE_ADDRESS T t_;
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opt_storage() {}
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~opt_storage() {}
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T* address() noexcept { return std::addressof(t_); }
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T const* address() const noexcept { return std::addressof(t_); }
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};
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} // namespace detail
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} // namespace unordered
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} // namespace boost
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#endif // BOOST_UNORDERED_DETAIL_OPT_STORAGE_HPP
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