Index: llvm/include/llvm/CodeGen/Passes.h
--- llvm/include/llvm/CodeGen/Passes.h.orig
+++ llvm/include/llvm/CodeGen/Passes.h
@@ -374,6 +374,9 @@ namespace llvm {
   ///
   FunctionPass *createStackProtectorPass();
 
+  // createReturnProtectorPass - This pass add return protectors to functions.
+  FunctionPass *createReturnProtectorPass();
+
   /// createMachineVerifierPass - This pass verifies cenerated machine code
   /// instructions for correctness.
   ///
