Tidy up several unbeseeming casts from pointer to intptr_t.

llvm-svn: 55779
diff --git a/llvm/lib/Transforms/Utils/LowerAllocations.cpp b/llvm/lib/Transforms/Utils/LowerAllocations.cpp
index 4223c7f..792e98e 100644
--- a/llvm/lib/Transforms/Utils/LowerAllocations.cpp
+++ b/llvm/lib/Transforms/Utils/LowerAllocations.cpp
@@ -38,7 +38,7 @@
   public:
     static char ID; // Pass ID, replacement for typeid
     explicit LowerAllocations(bool LowerToInt = false)
-      : BasicBlockPass((intptr_t)&ID), MallocFunc(0), FreeFunc(0), 
+      : BasicBlockPass(&ID), MallocFunc(0), FreeFunc(0), 
         LowerMallocArgToInteger(LowerToInt) {}
 
     virtual void getAnalysisUsage(AnalysisUsage &AU) const {