Tidy up several unbeseeming casts from pointer to intptr_t.

llvm-svn: 55779
diff --git a/llvm/lib/Analysis/AliasDebugger.cpp b/llvm/lib/Analysis/AliasDebugger.cpp
index 06a43b1..0bbd7393 100644
--- a/llvm/lib/Analysis/AliasDebugger.cpp
+++ b/llvm/lib/Analysis/AliasDebugger.cpp
@@ -41,7 +41,7 @@
     
   public:
     static char ID; // Class identification, replacement for typeinfo
-    AliasDebugger() : ModulePass((intptr_t)&ID) {}
+    AliasDebugger() : ModulePass(&ID) {}
 
     bool runOnModule(Module &M) {
       InitializeAliasAnalysis(this);                 // set up super class