sl@0: // Copyright (C) 2002 Brad King (brad.king@kitware.com) 
sl@0: //                    Douglas Gregor (gregod@cs.rpi.edu)
sl@0: //                    Peter Dimov
sl@0: //
sl@0: // Distributed under the Boost Software License, Version 1.0. (See
sl@0: // accompanying file LICENSE_1_0.txt or copy at
sl@0: // http://www.boost.org/LICENSE_1_0.txt)
sl@0: 
sl@0: // For more information, see http://www.boost.org
sl@0: 
sl@0: #ifndef BOOST_UTILITY_ADDRESSOF_HPP
sl@0: # define BOOST_UTILITY_ADDRESSOF_HPP
sl@0: 
sl@0: # include <boost/config.hpp>
sl@0: # include <boost/detail/workaround.hpp>
sl@0: 
sl@0: namespace boost {
sl@0: 
sl@0: // Do not make addressof() inline. Breaks MSVC 7. (Peter Dimov)
sl@0: 
sl@0: // VC7 strips const from nested classes unless we add indirection here
sl@0: # if BOOST_WORKAROUND(BOOST_MSVC, == 1300)
sl@0: 
sl@0: template<class T> struct _addp
sl@0: {
sl@0:     typedef T * type;
sl@0: };
sl@0:     
sl@0: template <typename T> typename _addp<T>::type
sl@0: 
sl@0: # else
sl@0: template <typename T> T*
sl@0: # endif
sl@0: addressof(T& v)
sl@0: {
sl@0:   return reinterpret_cast<T*>(
sl@0:        &const_cast<char&>(reinterpret_cast<const volatile char &>(v)));
sl@0: }
sl@0: 
sl@0: // Borland doesn't like casting an array reference to a char reference
sl@0: // but these overloads work around the problem.
sl@0: # if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564))
sl@0: template<typename T,std::size_t N>
sl@0: T (*addressof(T (&t)[N]))[N]
sl@0: {
sl@0:    return reinterpret_cast<T(*)[N]>(&t);
sl@0: }
sl@0: 
sl@0: template<typename T,std::size_t N>
sl@0: const T (*addressof(const T (&t)[N]))[N]
sl@0: {
sl@0:    return reinterpret_cast<const T(*)[N]>(&t);
sl@0: }
sl@0: # endif
sl@0: 
sl@0: }
sl@0: 
sl@0: #endif // BOOST_UTILITY_ADDRESSOF_HPP