Silence some unused variable warnings.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106778 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/ADT/ValueMap.h b/include/llvm/ADT/ValueMap.h
index 6f57fe8399bc3aa78e3157a65bf1aedafe0e8a29..9e30bd4e6f73d246ede3ce781cefb9ec693f9edf 100644 (file)
--- a/include/llvm/ADT/ValueMap.h
+++ b/include/llvm/ADT/ValueMap.h
@@ -59,16 +59,16 @@ struct ValueMapConfig {
   struct ExtraData {};
 
   template<typename ExtraDataT>
-  static void onRAUW(const ExtraDataT &Data, KeyT Old, KeyT New) {}
+  static void onRAUW(const ExtraDataT & /*Data*/, KeyT /*Old*/, KeyT /*New*/) {}
   template<typename ExtraDataT>
-  static void onDelete(const ExtraDataT &Data, KeyT Old) {}
+  static void onDelete(const ExtraDataT &/*Data*/, KeyT /*Old*/) {}
 
   /// Returns a mutex that should be acquired around any changes to the map.
   /// This is only acquired from the CallbackVH (and held around calls to onRAUW
   /// and onDelete) and not inside other ValueMap methods.  NULL means that no
   /// mutex is necessary.
   template<typename ExtraDataT>
-  static sys::Mutex *getMutex(const ExtraDataT &Data) { return NULL; }
+  static sys::Mutex *getMutex(const ExtraDataT &/*Data*/) { return NULL; }
 };
 
 /// See the file comment.