diff --git a/llvm/lib/Analysis/DataStructure/BottomUpClosure.cpp b/llvm/lib/Analysis/DataStructure/BottomUpClosure.cpp
index ba559bb..5fca3ad 100644
--- a/llvm/lib/Analysis/DataStructure/BottomUpClosure.cpp
+++ b/llvm/lib/Analysis/DataStructure/BottomUpClosure.cpp
@@ -98,6 +98,7 @@
       if (isa<GlobalVariable>(*I))
         RC.getClonedNH(GG.getNodeForValue(*I));
 
+    MainGraph.maskIncompleteMarkers();
     MainGraph.markIncompleteNodes(DSGraph::MarkFormalArgs | 
                                   DSGraph::IgnoreGlobals);
   }