diff --git a/include/llvm/Transforms/Utils/Cloning.h b/include/llvm/Transforms/Utils/Cloning.h
index bb8e542b805..d17b52568a9 100644
--- a/include/llvm/Transforms/Utils/Cloning.h
+++ b/include/llvm/Transforms/Utils/Cloning.h
@@ -31,6 +31,7 @@ class CallInst;
 class InvokeInst;
 class ReturnInst;
 class CallSite;
+class Trace;
 
 /// CloneModule - Return an exact copy of the specified module
 ///
@@ -95,6 +96,13 @@ void CloneFunctionInto(Function *NewFunc, const Function *OldFunc,
                        const char *NameSuffix = "");
 
 
+/// CloneTraceInto - Clone T into NewFunc. Original<->clone mapping is
+/// saved in ValueMap.
+///
+void CloneTraceInto(Function *NewFunc, Trace &T,
+                    std::map<const Value*, Value*> &ValueMap,
+                    const char *NameSuffix);
+
 /// InlineFunction - This function inlines the called function into the basic
 /// block of the caller.  This returns false if it is not possible to inline
 /// this call.  The program is still in a well defined state if this occurs