variant/detail/cast_storage.hpp

0001 //-----------------------------------------------------------------------------
0002 // boost variant/detail/cast_storage.hpp header file
0003 // See http://www.boost.org for updates, documentation, and revision history.
0004 //-----------------------------------------------------------------------------
0005 //
0006 // Copyright (c) 2003
0007 // Eric Friedman
0008 //
0009 // Distributed under the Boost Software License, Version 1.0. (See
0010 // accompanying file LICENSE_1_0.txt or copy at
0011 // http://www.boost.org/LICENSE_1_0.txt)
0012
0013 #ifndef BOOST_VARIANT_DETAIL_CAST_STORAGE_HPP
0014 #define BOOST_VARIANT_DETAIL_CAST_STORAGE_HPP
0015
0016 #include <boost/config.hpp>
0017
0018 namespace boost {
0019 namespace detail { namespace variant {
0020
0021 ///////////////////////////////////////////////////////////////////////////////
0022 // (detail) function template cast_storage
0023 //
0024 // Casts the given storage to the specified type, but with qualification.
0025 //
0026
0027 template <typename T>
0028 inline T& cast_storage(void* storage)
0029 {
0030     return *static_cast<T*>(storage);
0031 }
0032
0033 template <typename T>
0034 inline const T& cast_storage(const void* storage)
0035 {
0036     return *static_cast<const T*>(storage);
0037 }
0038
0039 }} // namespace detail::variant
0040 } // namespace boost
0041
0042 #endif // BOOST_VARIANT_DETAIL_CAST_STORAGE_HPP