1 files changed, 23 insertions, 0 deletions
diff --git a/TAO/TAO_IDL/ast/ast_union_branch.cpp b/TAO/TAO_IDL/ast/ast_union_branch.cpp
index 736e15ec3a4..9f1809d397d 100644
--- a/TAO/TAO_IDL/ast/ast_union_branch.cpp
+++ b/TAO/TAO_IDL/ast/ast_union_branch.cpp
@@ -71,6 +71,7 @@ trademarks or registered trademarks of Sun Microsystems, Inc.
 
 #include "ast_union_branch.h"
 #include "ast_union_label.h"
+#include "ast_union.h"
 #include "ast_visitor.h"
 #include "utl_labellist.h"
 
@@ -161,6 +162,28 @@ AST_UnionBranch::label_list_length (void)
     }
 }
 
+void
+AST_UnionBranch::add_labels (AST_Union *u)
+{
+  AST_UnionLabel *ul = 0;
+  AST_Expression *ex = 0;
+
+  for (UTL_LabellistActiveIterator i (this->pd_ll);
+       !i.is_done ();
+       i.next ())
+    {
+      ul = i.item ();
+      
+      if (ul->label_kind () == AST_UnionLabel::UL_default)
+        {
+          return;
+        }
+        
+      ex = ul->label_val ();
+      u->add_to_name_referenced (ex->n ()->first_component ());
+    }
+}
+
 // Narrowing.
 IMPL_NARROW_METHODS1(AST_UnionBranch, AST_Field)
 IMPL_NARROW_FROM_DECL(AST_UnionBranch)