diff -up ./move/core.hpp~ ./move/core.hpp

--- boost/move/core.hpp~	2015-02-09 17:33:35.000000000 +0100

+++ boost/move/core.hpp	2015-02-13 13:54:52.012130813 +0100

@@ -43,6 +43,7 @@

 #if defined(BOOST_NO_CXX11_RVALUE_REFERENCES) && !defined(BOOST_MOVE_DOXYGEN_INVOKED)

    #include <boost/move/detail/meta_utils.hpp>

+   #include <boost/type_traits/is_class.hpp>

    //Move emulation rv breaks standard aliasing rules so add workarounds for some compilers

    #if defined(__GNUC__) && (__GNUC__ >= 4) && \

@@ -65,7 +66,7 @@

    template <class T>

    class rv

       : public ::boost::move_detail::if_c

-         < ::boost::move_detail::is_class_or_union<T>::value

+         < ::boost::is_class<T>::value

          , T

          , ::boost::move_detail::nat

          >::type