Fix <rdar://problem/6252129> implementation of method in category doesn't effectively declare it for methods below.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@56771 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/Sema.h b/lib/Sema/Sema.h
index f553629..dcd197d 100644
--- a/lib/Sema/Sema.h
+++ b/lib/Sema/Sema.h
@@ -92,10 +92,14 @@
   /// This is only necessary for issuing pretty diagnostics.
   llvm::SmallVector<TypedefDecl*, 24> ExtVectorDecls;
 
-  /// ObjCImplementations - Keep track of all of the classes with
-  /// @implementation's, so that we can emit errors on duplicates.
+  /// ObjCImplementations - Keep track of all class @implementations
+  /// so we can emit errors on duplicates.
   llvm::DenseMap<IdentifierInfo*, ObjCImplementationDecl*> ObjCImplementations;
   
+  /// ObjCCategoryImpls - Maintain a list of category implementations so 
+  /// we can check for duplicates and find local method declarations.
+  llvm::SmallVector<ObjCCategoryImplDecl*, 8> ObjCCategoryImpls;
+  
   /// ObjCProtocols - Keep track of all protocol declarations declared
   /// with @protocol keyword, so that we can emit errors on duplicates and
   /// find the declarations when needed.