Index: boost/spirit/home/phoenix/operator/detail/io.hpp
===================================================================
--- boost/spirit/home/phoenix/operator/detail/io.hpp	(revision 57039)
+++ boost/spirit/home/phoenix/operator/detail/io.hpp	(working copy)
@@ -31,7 +31,7 @@
     {
         static T x;
         BOOST_STATIC_CONSTANT(bool,
-            value = sizeof(detail::ostream_test(addressof(x))) == sizeof(yes));
+            value = sizeof(detail::ostream_test(boost::addressof(x))) == sizeof(yes));
     };
 
     template <typename T>
@@ -39,7 +39,7 @@
     {
         static T x;
         BOOST_STATIC_CONSTANT(bool,
-            value = sizeof(detail::istream_test(addressof(x))) == sizeof(yes));
+            value = sizeof(detail::istream_test(boost::addressof(x))) == sizeof(yes));
     };
 
     template <typename T0, typename T1>