diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index eb9dfc2a43d9..cb1e7a1520fe 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,5 +1,7 @@
 2016-04-18  Jonathan Wakely  <jwakely@redhat.com>
 
+	* include/std/function (_Bind, _Bind_result): Remove unused typedefs.
+
 	* config/cpu/sh/atomicity.h: Fix typo in comment.
 
 	PR libstdc++/70294
diff --git a/libstdc++-v3/include/std/functional b/libstdc++-v3/include/std/functional
index 979941072ba3..1edd8868cfc1 100644
--- a/libstdc++-v3/include/std/functional
+++ b/libstdc++-v3/include/std/functional
@@ -927,7 +927,6 @@ _GLIBCXX_MEM_FN_TRAITS(&&, false_type, true_type)
     class _Bind<_Functor(_Bound_args...)>
     : public _Weak_result_type<_Functor>
     {
-      typedef _Bind __self_type;
       typedef typename _Build_index_tuple<sizeof...(_Bound_args)>::__type
 	_Bound_indexes;
 
@@ -1052,7 +1051,6 @@ _GLIBCXX_MEM_FN_TRAITS(&&, false_type, true_type)
   template<typename _Result, typename _Functor, typename... _Bound_args>
     class _Bind_result<_Result, _Functor(_Bound_args...)>
     {
-      typedef _Bind_result __self_type;
       typedef typename _Build_index_tuple<sizeof...(_Bound_args)>::__type
 	_Bound_indexes;