Tidy up several unbeseeming casts from pointer to intptr_t.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55779 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Bitcode/Writer/BitcodeWriterPass.cpp

@@ -21,7 +21,7 @@ namespace {
   public:
     static char ID; // Pass identifcation, replacement for typeid
     explicit WriteBitcodePass(std::ostream &o)
-      : ModulePass((intptr_t) &ID), Out(o) {}
+      : ModulePass(&ID), Out(o) {}
     
     const char *getPassName() const { return "Bitcode Writer"; }