diff --git a/lib/CodeGen/MachineFunction.cpp b/lib/CodeGen/MachineFunction.cpp
index ae97d89..5aade03 100644
--- a/lib/CodeGen/MachineFunction.cpp
+++ b/lib/CodeGen/MachineFunction.cpp
@@ -49,7 +49,7 @@
     const std::string Banner;
 
     Printer (std::ostream *os, const std::string &banner) 
-      : MachineFunctionPass((intptr_t)&ID), OS(os), Banner(banner) {}
+      : MachineFunctionPass(&ID), OS(os), Banner(banner) {}
 
     const char *getPassName() const { return "MachineFunction Printer"; }
 
@@ -77,7 +77,7 @@
 namespace {
   struct VISIBILITY_HIDDEN Deleter : public MachineFunctionPass {
     static char ID;
-    Deleter() : MachineFunctionPass((intptr_t)&ID) {}
+    Deleter() : MachineFunctionPass(&ID) {}
 
     const char *getPassName() const { return "Machine Code Deleter"; }