1 files changed, 4 insertions, 0 deletions
diff --git a/include/clang/Parse/AttributeList.h b/include/clang/Parse/AttributeList.h
index 37acab9..12512f3 100644
--- a/include/clang/Parse/AttributeList.h
+++ b/include/clang/Parse/AttributeList.h
@@ -41,6 +41,7 @@ class AttributeList {
   unsigned NumArgs;
   AttributeList *Next;
   bool DeclspecAttribute, CXX0XAttribute;
+  mutable bool Invalid; /// True if already diagnosed as invalid.
   AttributeList(const AttributeList &); // DO NOT IMPLEMENT
   void operator=(const AttributeList &); // DO NOT IMPLEMENT
 public:
@@ -128,6 +129,9 @@ public:
   bool isDeclspecAttribute() const { return DeclspecAttribute; }
   bool isCXX0XAttribute() const { return CXX0XAttribute; }
 
+  bool isInvalid() const { return Invalid; }
+  void setInvalid(bool b = true) const { Invalid = b; }
+
   Kind getKind() const { return getKind(getName()); }
   static Kind getKind(const IdentifierInfo *Name);