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, 2 insertions, 4 deletions

diff --git a/clang/lib/AST/DeclBase.cpp b/clang/lib/AST/DeclBase.cpp
index cb5846fc838..27e437c4a3e 100644
--- a/clang/lib/AST/DeclBase.cpp
+++ b/clang/lib/AST/DeclBase.cpp
@@ -1030,12 +1030,10 @@ void DeclContext::buildLookup(DeclContext *DCtx) {
         if (D->getDeclContext() == DCtx)
           makeDeclVisibleInContextImpl(ND);
 
-      // Insert any forward-declared Objective-C interfaces into the lookup
+      // Insert any forward-declared Objective-C interface into the lookup
       // data structure.
       if (ObjCClassDecl *Class = dyn_cast<ObjCClassDecl>(*D))
-        for (ObjCClassDecl::iterator I = Class->begin(), IEnd = Class->end();
-             I != IEnd; ++I)
-          makeDeclVisibleInContextImpl(I->getInterface());
+        makeDeclVisibleInContextImpl(Class->getForwardInterfaceDecl());
       
       // If this declaration is itself a transparent declaration context or
       // inline namespace, add its members (recursively).