objective-c: Treat top-level objective-c declarations

, such as list of forward @class decls, in a DeclGroup
node. Deal with its consequence throught clang. This
is in preparation for more Sema work ahead. // rdar://8843851.
Feel free to reverse if it breaks something important
and I am unavailable.

llvm-svn: 138709

1 files changed, 1 insertions, 3 deletions

diff --git a/clang/lib/Frontend/ASTUnit.cpp b/clang/lib/Frontend/ASTUnit.cpp
index 7f25a0045e7..cc96d486b10 100644
--- a/clang/lib/Frontend/ASTUnit.cpp
+++ b/clang/lib/Frontend/ASTUnit.cpp
@@ -707,9 +707,7 @@ void AddTopLevelDeclarationToHash(Decl *D, unsigned &Hash) {
   }
   
   if (ObjCClassDecl *Class = dyn_cast<ObjCClassDecl>(D)) {
-    for (ObjCClassDecl::iterator I = Class->begin(), IEnd = Class->end();
-         I != IEnd; ++I)
-      AddTopLevelDeclarationToHash(I->getInterface(), Hash);
+    AddTopLevelDeclarationToHash(Class->getForwardInterfaceDecl(), Hash);
     return;
   }
 }