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diff --git a/boost/type_traits/has_equal_to.hpp b/boost/type_traits/has_equal_to.hpp
new file mode 100644
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+++ b/boost/type_traits/has_equal_to.hpp
@@ -0,0 +1,49 @@
+//  (C) Copyright 2009-2011 Frederic Bron.
+//
+//  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_HAS_EQUAL_TO_HPP_INCLUDED
+#define BOOST_TT_HAS_EQUAL_TO_HPP_INCLUDED
+
+#define BOOST_TT_TRAIT_NAME has_equal_to
+#define BOOST_TT_TRAIT_OP ==
+#define BOOST_TT_FORBIDDEN_IF\
+   ::boost::type_traits::ice_or<\
+      /* Lhs==pointer and Rhs==fundamental */\
+      ::boost::type_traits::ice_and<\
+         ::boost::is_pointer< Lhs_noref >::value,\
+         ::boost::is_fundamental< Rhs_nocv >::value\
+      >::value,\
+      /* Rhs==pointer and Lhs==fundamental */\
+      ::boost::type_traits::ice_and<\
+         ::boost::is_pointer< Rhs_noref >::value,\
+         ::boost::is_fundamental< Lhs_nocv >::value\
+      >::value,\
+      /* Lhs==pointer and Rhs==pointer and Lhs!=base(Rhs) and Rhs!=base(Lhs) and Lhs!=void* and Rhs!=void* */\
+      ::boost::type_traits::ice_and<\
+         ::boost::is_pointer< Lhs_noref >::value,\
+         ::boost::is_pointer< Rhs_noref >::value,\
+         ::boost::type_traits::ice_not<\
+            ::boost::type_traits::ice_or<\
+               ::boost::is_base_of< Lhs_noptr, Rhs_noptr >::value,\
+               ::boost::is_base_of< Rhs_noptr, Lhs_noptr >::value,\
+               ::boost::is_same< Lhs_noptr, Rhs_noptr >::value,\
+               ::boost::is_void< Lhs_noptr >::value,\
+               ::boost::is_void< Rhs_noptr >::value\
+            >::value\
+         >::value\
+      >::value\
+   >::value
+
+
+#include <boost/type_traits/detail/has_binary_operator.hpp>
+
+#undef BOOST_TT_TRAIT_NAME
+#undef BOOST_TT_TRAIT_OP
+#undef BOOST_TT_FORBIDDEN_IF
+
+#endif