diff --git a/llvm/include/llvm/ADT/Trie.h b/llvm/include/llvm/ADT/Trie.h
index 8835dff4a978..8a868e53c114 100644
--- a/llvm/include/llvm/ADT/Trie.h
+++ b/llvm/include/llvm/ADT/Trie.h
@@ -41,13 +41,13 @@ public:
     typedef typename NodeVectorType::const_iterator const_iterator;
 
   private:
-    typedef enum {
+    enum QueryResult {
       Same           = -3,
       StringIsPrefix = -2,
       LabelIsPrefix  = -1,
       DontMatch      = 0,
       HaveCommonPart
-    } QueryResult;
+    };
 
     struct NodeCmp {
       bool operator() (Node* N1, Node* N2) {
diff --git a/llvm/include/llvm/Pass.h b/llvm/include/llvm/Pass.h
index 231aa76507d6..0dae59cf9b58 100644
--- a/llvm/include/llvm/Pass.h
+++ b/llvm/include/llvm/Pass.h
@@ -66,8 +66,6 @@ enum PassManagerType {
   PMT_Last
 };
 
-typedef enum PassManagerType PassManagerType;
-
 //===----------------------------------------------------------------------===//
 /// Pass interface - Implemented by all 'passes'.  Subclass this if you are an
 /// interprocedural optimization or you do not fit into any of the more