diff --git a/lib/CodeGen/OptimizeExts.cpp b/lib/CodeGen/OptimizeExts.cpp
index 288f58b..586b84c 100644
--- a/lib/CodeGen/OptimizeExts.cpp
+++ b/lib/CodeGen/OptimizeExts.cpp
@@ -43,7 +43,7 @@
 
   public:
     static char ID; // Pass identification
-    OptimizeExts() : MachineFunctionPass(ID) {}
+    OptimizeExts() : MachineFunctionPass(&ID) {}
 
     virtual bool runOnMachineFunction(MachineFunction &MF);