1 files changed, 10 insertions, 0 deletions
diff --git a/clang/include/clang/Parse/Parser.h b/clang/include/clang/Parse/Parser.h
index 3d48f0ad5c9..c85160f0a44 100644
--- a/clang/include/clang/Parse/Parser.h
+++ b/clang/include/clang/Parse/Parser.h
@@ -139,6 +139,11 @@ class Parser : public CodeCompletionHandler {
   // used as type traits.
   llvm::SmallDenseMap<IdentifierInfo *, tok::TokenKind> RevertibleTypeTraits;
 
+  /// Nullability type specifiers.
+  IdentifierInfo *Ident___nonnull = nullptr;
+  IdentifierInfo *Ident___nullable = nullptr;
+  IdentifierInfo *Ident___null_unspecified = nullptr;
+
   std::unique_ptr<PragmaHandler> AlignHandler;
   std::unique_ptr<PragmaHandler> GCCVisibilityHandler;
   std::unique_ptr<PragmaHandler> OptionsHandler;
@@ -303,6 +308,10 @@ public:
     return true;
   }
 
+  /// Retrieve the underscored keyword (__nonnull, __nullable,
+  /// __null_unspecified) that corresponds to the given nullability kind.
+  IdentifierInfo *getNullabilityKeyword(NullabilityKind nullability);
+
 private:
   //===--------------------------------------------------------------------===//
   // Low-Level token peeking and consumption methods.
@@ -1282,6 +1291,7 @@ private:
   // Definitions for Objective-c context sensitive keywords recognition.
   enum ObjCTypeQual {
     objc_in=0, objc_out, objc_inout, objc_oneway, objc_bycopy, objc_byref,
+    objc_nonnull, objc_nullable, objc_null_unspecified,
     objc_NumQuals
   };
   IdentifierInfo *ObjCTypeQuals[objc_NumQuals];