Tidy up several unbeseeming casts from pointer to intptr_t.

llvm-svn: 55779
diff --git a/llvm/lib/Transforms/Scalar/SimplifyLibCalls.cpp b/llvm/lib/Transforms/Scalar/SimplifyLibCalls.cpp
index 8ef8855..965d1ce 100644
--- a/llvm/lib/Transforms/Scalar/SimplifyLibCalls.cpp
+++ b/llvm/lib/Transforms/Scalar/SimplifyLibCalls.cpp
@@ -1206,7 +1206,7 @@
     FWriteOpt FWrite; FPutsOpt FPuts; FPrintFOpt FPrintF;
   public:
     static char ID; // Pass identification
-    SimplifyLibCalls() : FunctionPass((intptr_t)&ID) {}
+    SimplifyLibCalls() : FunctionPass(&ID) {}
 
     void InitOptimizations();
     bool runOnFunction(Function &F);