diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 923294cc03bb..1af4e4c7c63f 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,8 @@
+2013-11-16  François Dumont  <fdumont@gcc.gnu.org>
+
+	* testsuite/23_containers/unordered_set/55043.cc (equal): Add
+	missing & on rhs parameter.
+
 2013-11-15  Jonathan Wakely  <jwakely.gcc@gmail.com>
 
 	* include/bits/stl_bvector.h (vector<bool>::emplace_back()): LWG 2187:
diff --git a/libstdc++-v3/testsuite/23_containers/unordered_set/55043.cc b/libstdc++-v3/testsuite/23_containers/unordered_set/55043.cc
index 3a0222625ca0..2141263ca5d5 100644
--- a/libstdc++-v3/testsuite/23_containers/unordered_set/55043.cc
+++ b/libstdc++-v3/testsuite/23_containers/unordered_set/55043.cc
@@ -29,11 +29,18 @@ struct MoveOnly
   MoveOnly(MoveOnly&&) = default;
 };
 
-struct equal {
-  bool operator()(const MoveOnly&, const MoveOnly) const { return true; }
+struct equal
+{
+  bool
+  operator()(const MoveOnly&, const MoveOnly&) const
+  { return true; }
 };
-struct hash {
-  std::size_t operator()(const MoveOnly&) const { return 0; }
+
+struct hash
+{
+  std::size_t
+  operator()(const MoveOnly&) const
+  { return 0; }
 };
 
 template<typename Alloc>