Handle case of missing '@end' in implementation context

gracefully, on par with gcc, by: Issuing a warning,
doing final sematinc check of its definitions and generating
its meta-data.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@88934 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 4 insertions, 0 deletions

diff --git a/include/clang/Basic/DiagnosticSemaKinds.td b/include/clang/Basic/DiagnosticSemaKinds.td
index e3f2383798..bd0dec6a8d 100644
--- a/include/clang/Basic/DiagnosticSemaKinds.td
+++ b/include/clang/Basic/DiagnosticSemaKinds.td
@@ -251,6 +251,7 @@ def warn_accessor_property_type_mismatch : Warning<
 def note_declared_at : Note<"declared at">;
 def err_setter_type_void : Error<"type of setter must be void">;
 def err_duplicate_method_decl : Error<"duplicate declaration of method %0">;
+def warn_missing_atend : Warning<"'@end' is missing in implementation context">;
 def err_objc_var_decl_inclass : 
     Error<"cannot declare variable inside @interface or @protocol">;
 def error_missing_method_context : Error<
diff --git a/include/clang/Parse/Parser.h b/include/clang/Parse/Parser.h
index 3e75189aea..f436a75e29 100644
--- a/include/clang/Parse/Parser.h
+++ b/include/clang/Parse/Parser.h
@@ -179,6 +179,8 @@ public:
   /// the EOF was encountered.
   bool ParseTopLevelDecl(DeclGroupPtrTy &Result);
 
+  DeclGroupPtrTy RetreivePendingObjCImpDecl();
+
 private:
   //===--------------------------------------------------------------------===//
   // Low-Level token peeking and consumption methods.
@@ -783,6 +785,7 @@ private:
                                            AttributeList *prefixAttrs = 0);
 
   DeclPtrTy ObjCImpDecl;
+  llvm::SmallVector<DeclPtrTy, 4> PendingObjCImpDecl;
 
   DeclPtrTy ParseObjCAtImplementationDeclaration(SourceLocation atLoc);
   DeclPtrTy ParseObjCAtEndDeclaration(SourceLocation atLoc);