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92 lines
2.0 KiB
92 lines
2.0 KiB
////////////////////////////////////////////////////////////////////////////// |
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// |
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// (C) Copyright Ion Gaztanaga 2008-2011. Distributed under the Boost |
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// Software License, Version 1.0. (See accompanying file |
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// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) |
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// |
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// See http://www.boost.org/libs/container for documentation. |
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// |
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////////////////////////////////////////////////////////////////////////////// |
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#ifndef BOOST_CONTAINERS_DETAIL_STORED_REF_HPP |
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#define BOOST_CONTAINERS_DETAIL_STORED_REF_HPP |
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#include "config_begin.hpp" |
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#include <boost/container/detail/workaround.hpp> |
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#ifndef BOOST_NO_RVALUE_REFERENCES |
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namespace boost{ |
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namespace container{ |
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namespace containers_detail{ |
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template<class T> |
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struct stored_ref |
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{ |
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static T && forward(T &t) |
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#ifdef BOOST_MOVE_OLD_RVALUE_REF_BINDING_RULES |
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{ return t; } |
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#else |
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{ return boost::move(t); } |
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#endif |
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}; |
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template<class T> |
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struct stored_ref<const T> |
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{ |
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static const T && forward(const T &t) |
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#ifdef BOOST_MOVE_OLD_RVALUE_REF_BINDING_RULES |
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{ return t; } |
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#else |
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{ return static_cast<const T&&>(t); } |
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#endif |
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}; |
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template<class T> |
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struct stored_ref<T&&> |
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{ |
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static T && forward(T &t) |
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#ifdef BOOST_MOVE_OLD_RVALUE_REF_BINDING_RULES |
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{ return t; } |
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#else |
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{ return boost::move(t); } |
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#endif |
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}; |
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template<class T> |
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struct stored_ref<const T&&> |
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{ |
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static const T && forward(const T &t) |
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#ifdef BOOST_MOVE_OLD_RVALUE_REF_BINDING_RULES |
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{ return t; } |
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#else |
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{ return static_cast<const T &&>(t); } |
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#endif |
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}; |
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template<class T> |
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struct stored_ref<const T&> |
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{ |
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static const T & forward(const T &t) |
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{ return t; } |
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}; |
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template<class T> |
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struct stored_ref<T&> |
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{ |
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static T & forward(T &t) |
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{ return t; } |
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}; |
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} //namespace containers_detail{ |
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} //namespace container{ |
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} //namespace boost{ |
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#else |
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#error "This header can be included only for compiler with rvalue references" |
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#endif //BOOST_NO_RVALUE_REFERENCES |
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#include <boost/container/detail/config_end.hpp> |
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#endif //BOOST_CONTAINERS_DETAIL_STORED_REF_HPP
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