Index: include/clang/Sema/ParsedAttr.h
===================================================================
--- include/clang/Sema/ParsedAttr.h
+++ include/clang/Sema/ParsedAttr.h
@@ -199,7 +199,7 @@
 
 public:
   struct TypeTagForDatatypeData {
-    ParsedType *MatchingCType;
+    ParsedType MatchingCType;
     unsigned LayoutCompatible : 1;
     unsigned MustBeNull : 1;
   };
@@ -487,7 +487,7 @@
   const ParsedType &getMatchingCType() const {
     assert(getKind() == AT_TypeTagForDatatype &&
            "Not a type_tag_for_datatype attribute");
-    return *getTypeTagForDatatypeDataSlot().MatchingCType;
+    return getTypeTagForDatatypeDataSlot().MatchingCType;
   }
 
   bool getLayoutCompatible() const {