Use canonical type for building ElementRegion. Otherwise ElementRegions cannot
be unique.

llvm-svn: 73482
diff --git a/clang/lib/Analysis/BasicStore.cpp b/clang/lib/Analysis/BasicStore.cpp
index 2dd46c3..ba4c021 100644
--- a/clang/lib/Analysis/BasicStore.cpp
+++ b/clang/lib/Analysis/BasicStore.cpp
@@ -248,7 +248,7 @@
   
   if (BaseR)  
     return Loc::MakeVal(MRMgr.getElementRegion(elementType, UnknownVal(),
-                                               BaseR));
+                                               BaseR, getContext()));
   else
     return UnknownVal();
 }