diff -ru boost.orig/boost/move/unique_ptr.hpp boost/boost/move/unique_ptr.hpp
--- foo/misc/boost.orig/boost/move/unique_ptr.hpp	2015-07-19 13:02:01.788886667 +0200
+++ foo/misc/boost/boost/move/unique_ptr.hpp	2015-07-19 13:02:34.385886300 +0200
@@ -105,8 +105,8 @@
    {}
 
    template <class U>
-   unique_ptr_data(P p, BOOST_FWD_REF(U) d) BOOST_NOEXCEPT
-      : m_p(p), d(::boost::forward<U>(d))
+   unique_ptr_data(P p, BOOST_FWD_REF(U) d_) BOOST_NOEXCEPT
+      : m_p(p), d(::boost::forward<U>(d_))
    {}
 
    del_ref deleter()       { return d; }