diff --git a/lib/IR/AttributeImpl.h b/lib/IR/AttributeImpl.h
index 2f7b449..0b6228b 100644
--- a/lib/IR/AttributeImpl.h
+++ b/lib/IR/AttributeImpl.h
@@ -178,7 +178,7 @@
 
   unsigned getAlignment() const;
   unsigned getStackAlignment() const;
-  std::string getAsString(bool TargetIndependent, bool InAttrGrp) const;
+  std::string getAsString(bool InAttrGrp) const;
 
   typedef SmallVectorImpl<Attribute>::iterator       iterator;
   typedef SmallVectorImpl<Attribute>::const_iterator const_iterator;