ScopInfo: use correct enum type in type definition

Instead of a plain 'int' we use the correct enum type. This does not give
us type safety yet, but at least makes the code more correct in terms of typing.
To avoid such mismatches it might sense to switch these enums to C++11 typed
enums.

llvm-svn: 291960

polly/include/polly/ScopInfo.h

@@ -1533,8 +1533,9 @@ private:
   /// The affinator used to translate SCEVs to isl expressions.
   SCEVAffinator Affinator;
 
-  typedef std::map<std::pair<AssertingVH<const Value>, int>,
-                   std::unique_ptr<ScopArrayInfo>>
+  typedef std::map<
+      std::pair<AssertingVH<const Value>, enum ScopArrayInfo::MemoryKind>,
+      std::unique_ptr<ScopArrayInfo>>
       ArrayInfoMapTy;
 
   typedef StringMap<std::unique_ptr<ScopArrayInfo>> ArrayNameMapTy;