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boost/utility/addressof.hpp: - addressof() implementation libs/utility/utility.htm: - Document addressof libs/utility/addressof_test.cpp: - Test addressof() [SVN r13414]
54 lines
1.5 KiB
C++
54 lines
1.5 KiB
C++
// Copyright (C) 2002 Brad King (brad.king@kitware.com)
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// Doug Gregor (gregod@cs.rpi.edu)
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//
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// Permission to copy, use, sell and distribute this software is granted
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// provided this copyright notice appears in all copies.
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// Permission to modify the code and to distribute modified code is granted
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// provided this copyright notice appears in all copies, and a notice
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// that the code was modified is included with the copyright notice.
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//
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// This software is provided "as is" without express or implied warranty,
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// and with no claim as to its suitability for any purpose.
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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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namespace boost {
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template <typename T>
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inline T* addressof(T& v)
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{
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struct addressof_helper {};
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return reinterpret_cast<T*>(&reinterpret_cast<addressof_helper&>(v));
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}
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template <typename T>
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inline const T* addressof(const T& v)
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{
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struct addressof_helper {};
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return reinterpret_cast<const T*>(
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&reinterpret_cast<const addressof_helper&>(v));
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}
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template <typename T>
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inline volatile T* addressof(volatile T& v)
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{
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struct addressof_helper {};
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return reinterpret_cast<volatile T*>(
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&reinterpret_cast<volatile addressof_helper&>(v));
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}
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template <typename T>
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inline const volatile T* addressof(const volatile T& v)
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{
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struct addressof_helper {};
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return reinterpret_cast<const volatile T*>(
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&reinterpret_cast<const volatile addressof_helper&>(v));
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}
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}
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#endif // BOOST_UTILITY_ADDRESSOF_HPP
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