Fixup for r160345 - uintptr_t is not always unsigned

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@160349 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/clang/StaticAnalyzer/Core/PathSensitive/SVals.h b/include/clang/StaticAnalyzer/Core/PathSensitive/SVals.h
index d173fac..ee818b3 100644
--- a/include/clang/StaticAnalyzer/Core/PathSensitive/SVals.h
+++ b/include/clang/StaticAnalyzer/Core/PathSensitive/SVals.h
@@ -327,20 +327,20 @@
 
   Loc getLoc() const {
     const std::pair<SVal, uintptr_t> *D =
-      static_cast<const std::pair<SVal, unsigned> *>(Data);
+      static_cast<const std::pair<SVal, uintptr_t> *>(Data);
     return cast<Loc>(D->first);
   }
 
   const Loc& getPersistentLoc() const {
     const std::pair<SVal, uintptr_t> *D =
-      static_cast<const std::pair<SVal, unsigned> *>(Data);
+      static_cast<const std::pair<SVal, uintptr_t> *>(Data);
     const SVal& V = D->first;
     return cast<Loc>(V);
   }
 
   unsigned getNumBits() const {
     const std::pair<SVal, uintptr_t> *D =
-      static_cast<const std::pair<SVal, unsigned> *>(Data);
+      static_cast<const std::pair<SVal, uintptr_t> *>(Data);
     return D->second;
   }