3 files changed, 4 insertions, 18 deletions
diff --git a/include/llvm/ADT/IntrusiveRefCntPtr.h b/include/llvm/ADT/IntrusiveRefCntPtr.h
index 9e5ab02..b8b8861 100644
--- a/include/llvm/ADT/IntrusiveRefCntPtr.h
+++ b/include/llvm/ADT/IntrusiveRefCntPtr.h
@@ -226,13 +226,13 @@ namespace llvm {
 
   template<class T> struct simplify_type<IntrusiveRefCntPtr<T> > {
     typedef T* SimpleType;
-    static SimpleType getSimplifiedValue(const IntrusiveRefCntPtr<T>& Val) {
+    static SimpleType getSimplifiedValue(IntrusiveRefCntPtr<T>& Val) {
       return Val.getPtr();
     }
   };
 
   template<class T> struct simplify_type<const IntrusiveRefCntPtr<T> > {
-    typedef T* SimpleType;
+    typedef /*const*/ T* SimpleType;
     static SimpleType getSimplifiedValue(const IntrusiveRefCntPtr<T>& Val) {
       return Val.getPtr();
     }
diff --git a/include/llvm/ADT/Optional.h b/include/llvm/ADT/Optional.h
index 81d73ed..194e53f 100644
--- a/include/llvm/ADT/Optional.h
+++ b/include/llvm/ADT/Optional.h
@@ -128,20 +128,6 @@ public:
 #endif
 };
 
-template<typename T> struct simplify_type;
-
-template <typename T>
-struct simplify_type<const Optional<T> > {
-  typedef const T* SimpleType;
-  static SimpleType getSimplifiedValue(const Optional<T> &Val) {
-    return Val.getPointer();
-  }
-};
-
-template <typename T>
-struct simplify_type<Optional<T> >
-  : public simplify_type<const Optional<T> > {};
-
 template <typename T> struct isPodLike;
 template <typename T> struct isPodLike<Optional<T> > {
   // An Optional<T> is pod-like if T is.
diff --git a/include/llvm/ADT/ilist.h b/include/llvm/ADT/ilist.h
index aeb7848..71dab2e 100644
--- a/include/llvm/ADT/ilist.h
+++ b/include/llvm/ADT/ilist.h
@@ -274,12 +274,12 @@ template<typename From> struct simplify_type;
 template<typename NodeTy> struct simplify_type<ilist_iterator<NodeTy> > {
   typedef NodeTy* SimpleType;
 
-  static SimpleType getSimplifiedValue(const ilist_iterator<NodeTy> &Node) {
+  static SimpleType getSimplifiedValue(ilist_iterator<NodeTy> &Node) {
     return &*Node;
   }
 };
 template<typename NodeTy> struct simplify_type<const ilist_iterator<NodeTy> > {
-  typedef NodeTy* SimpleType;
+  typedef /*const*/ NodeTy* SimpleType;
 
   static SimpleType getSimplifiedValue(const ilist_iterator<NodeTy> &Node) {
     return &*Node;