author | William Roberts <williamr@symbian.org> |
Wed, 31 Mar 2010 12:33:34 +0100 | |
branch | Symbian3 |
changeset 4 | 837f303aceeb |
permissions | -rw-r--r-- |
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// Copyright (C) 2002 Brad King (brad.king@kitware.com) |
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// Douglas Gregor (gregod@cs.rpi.edu) |
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// Peter Dimov |
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// |
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// Distributed under the Boost Software License, Version 1.0. (See |
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// 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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|
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// For more information, see http://www.boost.org |
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#ifndef BOOST_UTILITY_ADDRESSOF_HPP |
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# define BOOST_UTILITY_ADDRESSOF_HPP |
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# include <boost/config.hpp> |
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# include <boost/detail/workaround.hpp> |
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namespace boost { |
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// Do not make addressof() inline. Breaks MSVC 7. (Peter Dimov) |
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|
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// VC7 strips const from nested classes unless we add indirection here |
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# if BOOST_WORKAROUND(BOOST_MSVC, == 1300) |
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|
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template<class T> struct _addp |
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{ |
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typedef T * type; |
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}; |
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|
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template <typename T> typename _addp<T>::type |
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# else |
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template <typename T> T* |
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# endif |
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addressof(T& v) |
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{ |
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return reinterpret_cast<T*>( |
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&const_cast<char&>(reinterpret_cast<const volatile char &>(v))); |
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} |
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|
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// Borland doesn't like casting an array reference to a char reference |
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// but these overloads work around the problem. |
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# if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564)) |
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template<typename T,std::size_t N> |
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T (*addressof(T (&t)[N]))[N] |
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{ |
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return reinterpret_cast<T(*)[N]>(&t); |
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} |
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|
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template<typename T,std::size_t N> |
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const T (*addressof(const T (&t)[N]))[N] |
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{ |
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return reinterpret_cast<const T(*)[N]>(&t); |
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} |
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# endif |
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|
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} |
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|
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#endif // BOOST_UTILITY_ADDRESSOF_HPP |