Initial Commit

2018-02-08 21:28:33 -05:00
commit 678c1d3966
14352 changed files with 3176737 additions and 0 deletions
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+//  (C) Copyright Daniel Frey and Robert Ramey 2009.
+//  Use, modification and distribution are subject to 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).
+//
+//  See http://www.boost.org/libs/type_traits for most recent version including documentation.
+ 
+#ifndef BOOST_TT_IS_VIRTUAL_BASE_OF_HPP_INCLUDED
+#define BOOST_TT_IS_VIRTUAL_BASE_OF_HPP_INCLUDED
+
+#include <boost/type_traits/is_base_of.hpp>
+#include <boost/type_traits/is_same.hpp>
+
+namespace boost {
+namespace detail {
+
+
+#ifdef BOOST_MSVC
+#pragma warning( push )
+#pragma warning( disable : 4584 4250 4594)
+#elif defined(__GNUC__) && (__GNUC__ >= 4)
+#pragma GCC system_header
+#endif
+
+template<typename Base, typename Derived, typename tag>
+struct is_virtual_base_of_impl
+{
+    BOOST_STATIC_CONSTANT(bool, value = false);
+};
+
+template<typename Base, typename Derived>
+struct is_virtual_base_of_impl<Base, Derived, true_type>
+{
+   union max_align
+   {
+      unsigned u;
+      unsigned long ul;
+      void* v;
+      double d;
+      long double ld;
+#ifndef BOOST_NO_LONG_LONG
+      long long ll;
+#endif
+   };
+#ifdef __BORLANDC__
+    struct boost_type_traits_internal_struct_X : public virtual Derived, public virtual Base 
+    {
+       boost_type_traits_internal_struct_X();
+       boost_type_traits_internal_struct_X(const boost_type_traits_internal_struct_X&);
+       boost_type_traits_internal_struct_X& operator=(const boost_type_traits_internal_struct_X&);
+       ~boost_type_traits_internal_struct_X()throw();
+       max_align data[4];
+    };
+    struct boost_type_traits_internal_struct_Y : public virtual Derived 
+    {
+       boost_type_traits_internal_struct_Y();
+       boost_type_traits_internal_struct_Y(const boost_type_traits_internal_struct_Y&);
+       boost_type_traits_internal_struct_Y& operator=(const boost_type_traits_internal_struct_Y&);
+       ~boost_type_traits_internal_struct_Y()throw();
+       max_align data[4];
+    };
+#else
+    struct boost_type_traits_internal_struct_X : public Derived, virtual Base 
+    {
+       boost_type_traits_internal_struct_X();
+       boost_type_traits_internal_struct_X(const boost_type_traits_internal_struct_X&);
+       boost_type_traits_internal_struct_X& operator=(const boost_type_traits_internal_struct_X&);
+       ~boost_type_traits_internal_struct_X()throw();
+       max_align data[16];
+    };
+    struct boost_type_traits_internal_struct_Y : public Derived 
+    {
+       boost_type_traits_internal_struct_Y();
+       boost_type_traits_internal_struct_Y(const boost_type_traits_internal_struct_Y&);
+       boost_type_traits_internal_struct_Y& operator=(const boost_type_traits_internal_struct_Y&);
+       ~boost_type_traits_internal_struct_Y()throw();
+       max_align data[16];
+    };
+#endif
+    BOOST_STATIC_CONSTANT(bool, value = (sizeof(boost_type_traits_internal_struct_X)==sizeof(boost_type_traits_internal_struct_Y)));
+};
+
+template<typename Base, typename Derived>
+struct is_virtual_base_of_impl2
+{
+   typedef boost::integral_constant<bool, (boost::is_base_of<Base, Derived>::value && ! boost::is_same<Base, Derived>::value)> tag_type;
+   typedef is_virtual_base_of_impl<Base, Derived, tag_type> imp;
+   BOOST_STATIC_CONSTANT(bool, value = imp::value);
+};
+
+#ifdef BOOST_MSVC
+#pragma warning( pop )
+#endif
+
+} // namespace detail
+
+template <class Base, class Derived> struct is_virtual_base_of : public integral_constant<bool, (::boost::detail::is_virtual_base_of_impl2<Base, Derived>::value)>{};
+
+template <class Base, class Derived> struct is_virtual_base_of<Base&, Derived> : public false_type{};
+template <class Base, class Derived> struct is_virtual_base_of<Base, Derived&> : public false_type{};
+template <class Base, class Derived> struct is_virtual_base_of<Base&, Derived&> : public false_type{};
+
+} // namespace boost
+
+#endif