Index: libstdc++-v3/include/parallel/base.h
===================================================================
--- libstdc++-v3/include/parallel/base.h	(revision 137115)
+++ libstdc++-v3/include/parallel/base.h	(working copy)
@@ -287,7 +287,13 @@ struct less<_Tp, _Tp> : public std::bina
 template<typename _Tp1, typename _Tp2>
   struct plus : public std::binary_function<_Tp1, _Tp2, _Tp1>
   {
-    typedef typeof(*static_cast<_Tp1*>(NULL)
+    typedef 
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+            decltype
+#else
+            typeof
+#endif
+                  (*static_cast<_Tp1*>(NULL)
                     + *static_cast<_Tp2*>(NULL)) result;
 
     result
@@ -299,7 +305,13 @@ template<typename _Tp1, typename _Tp2>
 template<typename _Tp>
   struct plus<_Tp, _Tp> : public std::binary_function<_Tp, _Tp, _Tp>
   {
-    typedef typeof(*static_cast<_Tp*>(NULL)
+    typedef
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+            decltype
+#else
+            typeof
+#endif
+                  (*static_cast<_Tp*>(NULL)
                     + *static_cast<_Tp*>(NULL)) result;
 
     result
@@ -312,7 +324,13 @@ template<typename _Tp>
 template<typename _Tp1, typename _Tp2>
   struct multiplies : public std::binary_function<_Tp1, _Tp2, _Tp1>
   {
-    typedef typeof(*static_cast<_Tp1*>(NULL)
+    typedef
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+            decltype
+#else
+            typeof
+#endif
+                  (*static_cast<_Tp1*>(NULL)
                     * *static_cast<_Tp2*>(NULL)) result;
 
     result
@@ -324,7 +342,13 @@ template<typename _Tp1, typename _Tp2>
 template<typename _Tp>
   struct multiplies<_Tp, _Tp> : public std::binary_function<_Tp, _Tp, _Tp>
   {
-    typedef typeof(*static_cast<_Tp*>(NULL)
+    typedef
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+            decltype
+#else
+            typeof
+#endif
+                  (*static_cast<_Tp*>(NULL)
                     * *static_cast<_Tp*>(NULL)) result;
 
     result