1 files changed, 9 insertions, 9 deletions
diff --git a/include/llvm/Value.h b/include/llvm/Value.h
index 8740f353ab51..130e2735f525 100644
--- a/include/llvm/Value.h
+++ b/include/llvm/Value.h
@@ -252,6 +252,12 @@ public:
     return SubclassOptionalData;
   }
 
+  /// clearSubclassOptionalData - Clear the optional flags contained in
+  /// this value.
+  void clearSubclassOptionalData() {
+    SubclassOptionalData = 0;
+  }
+
   /// hasSameSubclassOptionalData - Test whether the optional flags contained
   /// in this value are equal to the optional flags in the given value.
   bool hasSameSubclassOptionalData(const Value *V) const {
@@ -285,15 +291,9 @@ public:
     return const_cast<Value*>(this)->stripPointerCasts();
   }
 
-  /// getUnderlyingObject - This method strips off any GEP address adjustments
-  /// and pointer casts from the specified value, returning the original object
-  /// being addressed.  Note that the returned value has pointer type if the
-  /// specified value does.  If the MaxLookup value is non-zero, it limits the
-  /// number of instructions to be stripped off.
-  Value *getUnderlyingObject(unsigned MaxLookup = 6);
-  const Value *getUnderlyingObject(unsigned MaxLookup = 6) const {
-    return const_cast<Value*>(this)->getUnderlyingObject(MaxLookup);
-  }
+  /// isDereferenceablePointer - Test if this value is always a pointer to
+  /// allocated and suitably aligned memory for a simple load or store.
+  bool isDereferenceablePointer() const;
   
   /// DoPHITranslation - If this value is a PHI node with CurBB as its parent,
   /// return the value in the PHI node corresponding to PredBB.  If not, return