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Diffstat (limited to '3rdParty/Boost/src/boost/utility/base_from_member.hpp')
-rw-r--r--3rdParty/Boost/src/boost/utility/base_from_member.hpp86
1 files changed, 85 insertions, 1 deletions
diff --git a/3rdParty/Boost/src/boost/utility/base_from_member.hpp b/3rdParty/Boost/src/boost/utility/base_from_member.hpp
index 04aabb5..fc0e13c 100644
--- a/3rdParty/Boost/src/boost/utility/base_from_member.hpp
+++ b/3rdParty/Boost/src/boost/utility/base_from_member.hpp
@@ -1,6 +1,6 @@
// boost utility/base_from_member.hpp header file --------------------------//
-// Copyright 2001, 2003, 2004 Daryle Walker. Use, modification, and
+// Copyright 2001, 2003, 2004, 2012 Daryle Walker. Use, modification, and
// distribution are subject to the Boost Software License, Version 1.0. (See
// accompanying file LICENSE_1_0.txt or a copy at
// <http://www.boost.org/LICENSE_1_0.txt>.)
@@ -10,10 +10,15 @@
#ifndef BOOST_UTILITY_BASE_FROM_MEMBER_HPP
#define BOOST_UTILITY_BASE_FROM_MEMBER_HPP
+#include <boost/config.hpp>
#include <boost/preprocessor/arithmetic/inc.hpp>
#include <boost/preprocessor/repetition/enum_binary_params.hpp>
#include <boost/preprocessor/repetition/enum_params.hpp>
#include <boost/preprocessor/repetition/repeat_from_to.hpp>
+#include <boost/type_traits/is_same.hpp>
+#include <boost/type_traits/remove_cv.hpp>
+#include <boost/type_traits/remove_reference.hpp>
+#include <boost/utility/enable_if.hpp>
// Base-from-member arity configuration macro ------------------------------//
@@ -53,6 +58,59 @@
namespace boost
{
+namespace detail
+{
+
+// Type-unmarking class template -------------------------------------------//
+
+// Type-trait to get the raw type, i.e. the type without top-level reference nor
+// cv-qualification, from a type expression. Mainly for function arguments, any
+// reference part is stripped first.
+
+// Contributed by Daryle Walker
+
+template < typename T >
+struct remove_cv_ref
+{
+ typedef typename ::boost::remove_cv<typename
+ ::boost::remove_reference<T>::type>::type type;
+
+}; // boost::detail::remove_cv_ref
+
+// Unmarked-type comparison class template ---------------------------------//
+
+// Type-trait to check if two type expressions have the same raw type.
+
+// Contributed by Daryle Walker, based on a work-around by Luc Danton
+
+template < typename T, typename U >
+struct is_related
+ : public ::boost::is_same<
+ typename ::boost::detail::remove_cv_ref<T>::type,
+ typename ::boost::detail::remove_cv_ref<U>::type >
+{};
+
+// Enable-if-on-unidentical-unmarked-type class template -------------------//
+
+// Enable-if on the first two type expressions NOT having the same raw type.
+
+// Contributed by Daryle Walker, based on a work-around by Luc Danton
+
+#ifndef BOOST_NO_CXX11_VARIADIC_TEMPLATES
+template<typename ...T>
+struct enable_if_unrelated
+ : public ::boost::enable_if_c<true>
+{};
+
+template<typename T, typename U, typename ...U2>
+struct enable_if_unrelated<T, U, U2...>
+ : public ::boost::disable_if< ::boost::detail::is_related<T, U> >
+{};
+#endif
+
+} // namespace boost::detail
+
+
// Base-from-member class template -----------------------------------------//
// Helper to initialize a base object so a derived class can use this
@@ -68,12 +126,38 @@ class base_from_member
protected:
MemberType member;
+#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES) && \
+ !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES) && \
+ !defined(BOOST_NO_CXX11_FUNCTION_TEMPLATE_DEFAULT_ARGS) && \
+ !(defined(__GNUC__) && (__GNUC__ == 4) && (__GNUC_MINOR__ < 4))
+ template <typename ...T, typename EnableIf = typename
+ ::boost::detail::enable_if_unrelated<base_from_member, T...>::type>
+ explicit BOOST_CONSTEXPR base_from_member( T&& ...x )
+ BOOST_NOEXCEPT_IF( BOOST_NOEXCEPT_EXPR(::new ((void*) 0) MemberType(
+ static_cast<T&&>(x)... )) ) // no std::is_nothrow_constructible...
+ : member( static_cast<T&&>(x)... ) // ...nor std::forward needed
+ {}
+#else
base_from_member()
: member()
{}
BOOST_PP_REPEAT_FROM_TO( 1, BOOST_PP_INC(BOOST_BASE_FROM_MEMBER_MAX_ARITY),
BOOST_PRIVATE_CTR_DEF, _ )
+#endif
+
+}; // boost::base_from_member
+
+template < typename MemberType, int UniqueID >
+class base_from_member<MemberType&, UniqueID>
+{
+protected:
+ MemberType& member;
+
+ explicit BOOST_CONSTEXPR base_from_member( MemberType& x )
+ BOOST_NOEXCEPT
+ : member( x )
+ {}
}; // boost::base_from_member