diff --git a/lib/CodeGen/MachineFunction.cpp b/lib/CodeGen/MachineFunction.cpp
index aa3cfe2..0461f40 100644
--- a/lib/CodeGen/MachineFunction.cpp
+++ b/lib/CodeGen/MachineFunction.cpp
@@ -80,8 +80,7 @@
 
 MachineFunction::MachineFunction(Function *F,
                                  const TargetMachine &TM)
-  : Annotation(AnnotationManager::getID("CodeGen::MachineCodeForFunction")),
-    Fn(F), Target(TM) {
+  : Fn(F), Target(TM) {
   if (TM.getRegisterInfo())
     RegInfo = new (Allocator.Allocate<MachineRegisterInfo>())
                   MachineRegisterInfo(*TM.getRegisterInfo());