diff --git a/include/boost/function/function_base.hpp b/include/boost/function/function_base.hpp
index 00c7ce8..cd3a579 100644
--- a/include/boost/function/function_base.hpp
+++ b/include/boost/function/function_base.hpp
@@ -40,11 +40,8 @@
 #   pragma warning( disable : 4127 ) // "conditional expression is constant"
 #endif
 
-#if defined(__ICL) && __ICL <= 600 || defined(__MWERKS__) && __MWERKS__ < 0x2406 && !defined(BOOST_STRICT_CONFIG)
-#  define BOOST_FUNCTION_TARGET_FIX(x) x
-#else
-#  define BOOST_FUNCTION_TARGET_FIX(x)
-#endif // __ICL etc
+// retained because used in a test
+#define BOOST_FUNCTION_TARGET_FIX(x)
 
 #  define BOOST_FUNCTION_ENABLE_IF_NOT_INTEGRAL(Functor,Type)              \
       typename ::boost::enable_if_<          \
diff --git a/include/boost/function/function_template.hpp b/include/boost/function/function_template.hpp
index 90f6118..006ca90 100644
--- a/include/boost/function/function_template.hpp
+++ b/include/boost/function/function_template.hpp
@@ -697,7 +697,7 @@ namespace boost {
     // MSVC chokes if the following two constructors are collapsed into
     // one with a default parameter.
     template<typename Functor>
-    BOOST_FUNCTION_FUNCTION(Functor BOOST_FUNCTION_TARGET_FIX(const &) f
+    BOOST_FUNCTION_FUNCTION(Functor f
 #ifndef BOOST_NO_SFINAE
                             ,typename boost::enable_if_<
                              !(is_integral<Functor>::value),
@@ -709,7 +709,7 @@ namespace boost {
       this->assign_to(f);
     }
     template<typename Functor,typename Allocator>
-    BOOST_FUNCTION_FUNCTION(Functor BOOST_FUNCTION_TARGET_FIX(const &) f, Allocator a
+    BOOST_FUNCTION_FUNCTION(Functor f, Allocator a
 #ifndef BOOST_NO_SFINAE
                             ,typename boost::enable_if_<
                               !(is_integral<Functor>::value),
@@ -766,7 +766,7 @@ namespace boost {
 #else
     BOOST_FUNCTION_FUNCTION&
 #endif
-    operator=(Functor BOOST_FUNCTION_TARGET_FIX(const &) f)
+    operator=(Functor f)
     {
       this->clear();
       BOOST_TRY  {
@@ -779,7 +779,7 @@ namespace boost {
       return *this;
     }
     template<typename Functor,typename Allocator>
-    void assign(Functor BOOST_FUNCTION_TARGET_FIX(const &) f, Allocator a)
+    void assign(Functor f, Allocator a)
     {
       this->clear();
       BOOST_TRY{