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authorRemko Tronçon <git@el-tramo.be>2011-03-14 18:35:17 (GMT)
committerRemko Tronçon <git@el-tramo.be>2011-03-14 18:35:17 (GMT)
commita135c6ff4dcded5661a2321512960b14cf8c15c8 (patch)
treeb0017ecfe702304f592b9d4e8b943784cff26fb2 /3rdParty/Boost/src/boost/utility/value_init.hpp
parent02d6188ab335e6c62b8341b84579d9549d215118 (diff)
downloadswift-contrib-a135c6ff4dcded5661a2321512960b14cf8c15c8.zip
swift-contrib-a135c6ff4dcded5661a2321512960b14cf8c15c8.tar.bz2
Updated Boost to 1.46.1.
This should hopefuily fix a hang on shutdown on Mac OS X. Resolves: #782 Release-Notes: Fixed a potential hang on shutdown on Mac OS X.
Diffstat (limited to '3rdParty/Boost/src/boost/utility/value_init.hpp')
-rw-r--r--3rdParty/Boost/src/boost/utility/value_init.hpp258
1 files changed, 0 insertions, 258 deletions
diff --git a/3rdParty/Boost/src/boost/utility/value_init.hpp b/3rdParty/Boost/src/boost/utility/value_init.hpp
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--- a/3rdParty/Boost/src/boost/utility/value_init.hpp
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@@ -1,258 +0,0 @@
-// (C) Copyright 2002-2008, Fernando Luis Cacciola Carballal.
-//
-// 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)
-//
-// 21 Ago 2002 (Created) Fernando Cacciola
-// 24 Dec 2007 (Refactored and worked around various compiler bugs) Fernando Cacciola, Niels Dekker
-// 23 May 2008 (Fixed operator= const issue, added initialized_value) Niels Dekker, Fernando Cacciola
-// 21 Ago 2008 (Added swap) Niels Dekker, Fernando Cacciola
-// 20 Feb 2009 (Fixed logical const-ness issues) Niels Dekker, Fernando Cacciola
-// 03 Apr 2010 (Added initialized<T>, suggested by Jeffrey Hellrung, fixing #3472) Niels Dekker
-// 30 May 2010 (Made memset call conditional, fixing #3869) Niels Dekker
-//
-#ifndef BOOST_UTILITY_VALUE_INIT_21AGO2002_HPP
-#define BOOST_UTILITY_VALUE_INIT_21AGO2002_HPP
-
-// Note: The implementation of boost::value_initialized had to deal with the
-// fact that various compilers haven't fully implemented value-initialization.
-// The constructor of boost::value_initialized<T> works around these compiler
-// issues, by clearing the bytes of T, before constructing the T object it
-// contains. More details on these issues are at libs/utility/value_init.htm
-
-#include <boost/aligned_storage.hpp>
-#include <boost/config.hpp> // For BOOST_NO_COMPLETE_VALUE_INITIALIZATION.
-#include <boost/detail/workaround.hpp>
-#include <boost/static_assert.hpp>
-#include <boost/type_traits/cv_traits.hpp>
-#include <boost/type_traits/alignment_of.hpp>
-#include <boost/swap.hpp>
-#include <cstring>
-#include <new>
-
-#ifdef BOOST_MSVC
-#pragma warning(push)
-#if _MSC_VER >= 1310
-// It is safe to ignore the following warning from MSVC 7.1 or higher:
-// "warning C4351: new behavior: elements of array will be default initialized"
-#pragma warning(disable: 4351)
-// It is safe to ignore the following MSVC warning, which may pop up when T is
-// a const type: "warning C4512: assignment operator could not be generated".
-#pragma warning(disable: 4512)
-#endif
-#endif
-
-#ifdef BOOST_NO_COMPLETE_VALUE_INITIALIZATION
- // Implementation detail: The macro BOOST_DETAIL_VALUE_INIT_WORKAROUND_SUGGESTED
- // suggests that a workaround should be applied, because of compiler issues
- // regarding value-initialization.
- #define BOOST_DETAIL_VALUE_INIT_WORKAROUND_SUGGESTED
-#endif
-
-// Implementation detail: The macro BOOST_DETAIL_VALUE_INIT_WORKAROUND
-// switches the value-initialization workaround either on or off.
-#ifndef BOOST_DETAIL_VALUE_INIT_WORKAROUND
- #ifdef BOOST_DETAIL_VALUE_INIT_WORKAROUND_SUGGESTED
- #define BOOST_DETAIL_VALUE_INIT_WORKAROUND 1
- #else
- #define BOOST_DETAIL_VALUE_INIT_WORKAROUND 0
- #endif
-#endif
-
-namespace boost {
-
-template<class T>
-class initialized
-{
- private :
- struct wrapper
- {
-#if !BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x592))
- typename
-#endif
- remove_const<T>::type data;
-
- wrapper()
- :
- data()
- {
- }
-
- wrapper(T const & arg)
- :
- data(arg)
- {
- }
- };
-
- mutable
-#if !BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x592))
- typename
-#endif
- aligned_storage<sizeof(wrapper), alignment_of<wrapper>::value>::type x;
-
- wrapper * wrapper_address() const
- {
- return static_cast<wrapper *>( static_cast<void*>(&x));
- }
-
- public :
-
- initialized()
- {
-#if BOOST_DETAIL_VALUE_INIT_WORKAROUND
- std::memset(&x, 0, sizeof(x));
-#endif
- new (wrapper_address()) wrapper();
- }
-
- initialized(initialized const & arg)
- {
- new (wrapper_address()) wrapper( static_cast<wrapper const &>(*(arg.wrapper_address())));
- }
-
- explicit initialized(T const & arg)
- {
- new (wrapper_address()) wrapper(arg);
- }
-
- initialized & operator=(initialized const & arg)
- {
- // Assignment is only allowed when T is non-const.
- BOOST_STATIC_ASSERT( ! is_const<T>::value );
- *wrapper_address() = static_cast<wrapper const &>(*(arg.wrapper_address()));
- return *this;
- }
-
- ~initialized()
- {
- wrapper_address()->wrapper::~wrapper();
- }
-
- T const & data() const
- {
- return wrapper_address()->data;
- }
-
- T& data()
- {
- return wrapper_address()->data;
- }
-
- void swap(initialized & arg)
- {
- ::boost::swap( this->data(), arg.data() );
- }
-
- operator T const &() const
- {
- return wrapper_address()->data;
- }
-
- operator T&()
- {
- return wrapper_address()->data;
- }
-
-} ;
-
-template<class T>
-T const& get ( initialized<T> const& x )
-{
- return x.data() ;
-}
-
-template<class T>
-T& get ( initialized<T>& x )
-{
- return x.data() ;
-}
-
-template<class T>
-void swap ( initialized<T> & lhs, initialized<T> & rhs )
-{
- lhs.swap(rhs) ;
-}
-
-template<class T>
-class value_initialized
-{
- private :
-
- // initialized<T> does value-initialization by default.
- initialized<T> m_data;
-
- public :
-
- value_initialized()
- :
- m_data()
- { }
-
- T const & data() const
- {
- return m_data.data();
- }
-
- T& data()
- {
- return m_data.data();
- }
-
- void swap(value_initialized & arg)
- {
- m_data.swap(arg.m_data);
- }
-
- operator T const &() const
- {
- return m_data;
- }
-
- operator T&()
- {
- return m_data;
- }
-} ;
-
-
-template<class T>
-T const& get ( value_initialized<T> const& x )
-{
- return x.data() ;
-}
-
-template<class T>
-T& get ( value_initialized<T>& x )
-{
- return x.data() ;
-}
-
-template<class T>
-void swap ( value_initialized<T> & lhs, value_initialized<T> & rhs )
-{
- lhs.swap(rhs) ;
-}
-
-
-class initialized_value_t
-{
- public :
-
- template <class T> operator T() const
- {
- return initialized<T>().data();
- }
-};
-
-initialized_value_t const initialized_value = {} ;
-
-
-} // namespace boost
-
-#ifdef BOOST_MSVC
-#pragma warning(pop)
-#endif
-
-#endif