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/Transforms/IPO/GlobalOpt.cpp

@@ -57,7 +57,7 @@ namespace {
       AU.addRequired<TargetData>();
     }
     static char ID; // Pass identification, replacement for typeid
-    GlobalOpt() : ModulePass((intptr_t)&ID) {}
+    GlobalOpt() : ModulePass(&ID) {}
 
     bool runOnModule(Module &M);