From b51965dddbed68f23c5e8c169c23c794313ce5f6 Mon Sep 17 00:00:00 2001 From: Boris Kolpackov Date: Tue, 28 Jun 2011 17:17:23 +0200 Subject: Add boost subset as an implementation detail --- cutl/details/boost/utility/addressof.hpp | 102 +++++++++++++++++++++++++++++++ 1 file changed, 102 insertions(+) create mode 100644 cutl/details/boost/utility/addressof.hpp (limited to 'cutl/details/boost/utility') diff --git a/cutl/details/boost/utility/addressof.hpp b/cutl/details/boost/utility/addressof.hpp new file mode 100644 index 0000000..56ed1bc --- /dev/null +++ b/cutl/details/boost/utility/addressof.hpp @@ -0,0 +1,102 @@ +// Copyright (C) 2002 Brad King (brad.king@kitware.com) +// Douglas Gregor (gregod@cs.rpi.edu) +// +// Copyright (C) 2002, 2008 Peter Dimov +// +// Distributed under the Boost Software License, Version 1.0. (See +// accompanying file LICENSE_1_0.txt or copy at +// http://www.boost.org/LICENSE_1_0.txt) + +// For more information, see http://www.boost.org + +#ifndef BOOST_UTILITY_ADDRESSOF_HPP +# define BOOST_UTILITY_ADDRESSOF_HPP + +# include +# include + +namespace cutl_details_boost +{ + +namespace detail +{ + +template struct addr_impl_ref +{ + T & v_; + + inline addr_impl_ref( T & v ): v_( v ) {} + inline operator T& () const { return v_; } + +private: + addr_impl_ref & operator=(const addr_impl_ref &); +}; + +template struct addressof_impl +{ + static inline T * f( T & v, long ) + { + return reinterpret_cast( + &const_cast(reinterpret_cast(v))); + } + + static inline T * f( T * v, int ) + { + return v; + } +}; + +} // namespace detail + +template T * addressof( T & v ) +{ +#if defined( __BORLANDC__ ) && BOOST_WORKAROUND( __BORLANDC__, BOOST_TESTED_AT( 0x610 ) ) + + return cutl_details_boost::detail::addressof_impl::f( v, 0 ); + +#else + + return cutl_details_boost::detail::addressof_impl::f( cutl_details_boost::detail::addr_impl_ref( v ), 0 ); + +#endif +} + +#if defined( __SUNPRO_CC ) && BOOST_WORKAROUND( __SUNPRO_CC, BOOST_TESTED_AT( 0x590 ) ) + +namespace detail +{ + +template struct addressof_addp +{ + typedef T * type; +}; + +} // namespace detail + +template< class T, std::size_t N > +typename detail::addressof_addp< T[N] >::type addressof( T (&t)[N] ) +{ + return &t; +} + +#endif + +// Borland doesn't like casting an array reference to a char reference +// but these overloads work around the problem. +#if defined( __BORLANDC__ ) && BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564)) +template +T (*addressof(T (&t)[N]))[N] +{ + return reinterpret_cast(&t); +} + +template +const T (*addressof(const T (&t)[N]))[N] +{ + return reinterpret_cast(&t); +} +#endif + +} // namespace cutl_details_boost + +#endif // BOOST_UTILITY_ADDRESSOF_HPP -- cgit v1.1