diff --git a/lib/Transforms/Scalar/GVN.cpp b/lib/Transforms/Scalar/GVN.cpp
index 0d2822699d9..094c50f981c 100644
--- a/lib/Transforms/Scalar/GVN.cpp
+++ b/lib/Transforms/Scalar/GVN.cpp
@@ -636,15 +636,6 @@ void ValueTable::verifyRemoved(const Value *V) const {
 //                                GVN Pass
 //===----------------------------------------------------------------------===//
 
-namespace {
-  struct ValueNumberScope {
-    ValueNumberScope* parent;
-    DenseMap<uint32_t, Value*> table;
-
-    ValueNumberScope(ValueNumberScope* p) : parent(p) { }
-  };
-}
-
 namespace {
 
   class GVN : public FunctionPass {