1 files changed, 80 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/spirit/home/phoenix/core/reference.hpp b/3rdParty/Boost/src/boost/spirit/home/phoenix/core/reference.hpp
new file mode 100644
index 0000000..2e1f588
--- /dev/null
+++ b/3rdParty/Boost/src/boost/spirit/home/phoenix/core/reference.hpp
@@ -0,0 +1,80 @@
+/*=============================================================================
+    Copyright (c) 2001-2007 Joel de Guzman
+
+    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)
+==============================================================================*/
+#ifndef PHOENIX_CORE_REFERENCE_HPP
+#define PHOENIX_CORE_REFERENCE_HPP
+
+#include <boost/spirit/home/phoenix/core/actor.hpp>
+#include <boost/static_assert.hpp>
+#include <boost/type_traits/is_reference.hpp>
+#include <boost/mpl/bool.hpp>
+
+namespace boost { namespace phoenix
+{
+    template <typename T>
+    struct reference
+    {
+        // $$$ TODO: a better (user friendly) static assert
+        BOOST_STATIC_ASSERT(
+            mpl::not_<is_reference<T> >::value != 0);
+
+        typedef mpl::false_ no_nullary;
+
+        template <typename Env>
+        struct result
+        {
+            typedef T& type;
+        };
+
+        reference(T& arg)
+            : ref(arg) {}
+
+        template <typename Env>
+        T& eval(Env const&) const
+        {
+            return ref;
+        }
+
+        T& ref;
+
+    private:
+        // silence MSVC warning C4512: assignment operator could not be generated
+        reference& operator= (reference const&);
+    };
+
+    template <typename T>
+    inline actor<reference<T> > const
+    ref(T& v)
+    {
+        return reference<T>(v);
+    }
+
+    template <typename T>
+    inline actor<reference<T const> > const
+    cref(T const& v)
+    {
+        return reference<T const>(v);
+    }
+
+    namespace detail
+    {
+        struct error_attempting_to_convert_an_actor_to_a_reference {};
+    }
+
+    template <typename Base>
+    void
+    ref(actor<Base> const& v
+        , detail::error_attempting_to_convert_an_actor_to_a_reference
+            = detail::error_attempting_to_convert_an_actor_to_a_reference());
+
+    template <typename Base>
+    void
+    cref(actor<Base> const& v
+        , detail::error_attempting_to_convert_an_actor_to_a_reference
+            = detail::error_attempting_to_convert_an_actor_to_a_reference());
+}}
+
+#endif