diff --git a/include/boost/iterator/detail/config_def.hpp b/include/boost/iterator/detail/config_def.hpp
index 3aba895..860332a 100644
--- a/include/boost/iterator/detail/config_def.hpp
+++ b/include/boost/iterator/detail/config_def.hpp
@@ -49,7 +49,9 @@
 #if BOOST_WORKAROUND(BOOST_MSVC, <= 1300)                                       \
     || BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x531))                   \
     || (BOOST_WORKAROUND(BOOST_INTEL_CXX_VERSION, <= 700) && defined(_MSC_VER)) \
-    || BOOST_WORKAROUND(__DECCXX_VER, BOOST_TESTED_AT(60590042))
+    || BOOST_WORKAROUND(__DECCXX_VER, BOOST_TESTED_AT(60590042))                \
+    || BOOST_WORKAROUND(__SUNPRO_CC, BOOST_TESTED_AT(0x590))
+    
 # define BOOST_NO_LVALUE_RETURN_DETECTION
 
 # if 0 // test code
diff --git a/include/boost/iterator/iterator_facade.hpp b/include/boost/iterator/iterator_facade.hpp
index f9ea47c..042f978 100644
--- a/include/boost/iterator/iterator_facade.hpp
+++ b/include/boost/iterator/iterator_facade.hpp
@@ -433,26 +433,26 @@ namespace boost
 # ifdef BOOST_NO_STRICT_ITERATOR_INTEROPERABILITY
 #  define BOOST_ITERATOR_FACADE_INTEROP_HEAD(prefix, op, result_type)       \
     template <                                                              \
-        class Derived1, class V1, class TC1, class R1, class D1             \
-      , class Derived2, class V2, class TC2, class R2, class D2             \
+        class Derived1, class V1, class TC1, class Reference1, class Difference1 \
+      , class Derived2, class V2, class TC2, class Reference2, class Difference2 \
     >                                                                       \
     prefix typename mpl::apply2<result_type,Derived1,Derived2>::type \
     operator op(                                                            \
-        iterator_facade<Derived1, V1, TC1, R1, D1> const& lhs               \
-      , iterator_facade<Derived2, V2, TC2, R2, D2> const& rhs)
+        iterator_facade<Derived1, V1, TC1, Reference1, Difference1> const& lhs   \
+      , iterator_facade<Derived2, V2, TC2, Reference2, Difference2> const& rhs)
 # else 
 #  define BOOST_ITERATOR_FACADE_INTEROP_HEAD(prefix, op, result_type)   \
     template <                                                          \
-        class Derived1, class V1, class TC1, class R1, class D1         \
-      , class Derived2, class V2, class TC2, class R2, class D2         \
+        class Derived1, class V1, class TC1, class Reference1, class Difference1 \
+      , class Derived2, class V2, class TC2, class Reference2, class Difference2 \
     >                                                                   \
     prefix typename boost::detail::enable_if_interoperable<             \
         Derived1, Derived2                                              \
       , typename mpl::apply2<result_type,Derived1,Derived2>::type       \
     >::type                                                             \
     operator op(                                                        \
-        iterator_facade<Derived1, V1, TC1, R1, D1> const& lhs           \
-      , iterator_facade<Derived2, V2, TC2, R2, D2> const& rhs)
+        iterator_facade<Derived1, V1, TC1, Reference1, Difference1> const& lhs   \
+      , iterator_facade<Derived2, V2, TC2, Reference2, Difference2> const& rhs)
 # endif 
 
 #  define BOOST_ITERATOR_FACADE_PLUS_HEAD(prefix,args)              \