Add one that I missed

llvm-svn: 11179
diff --git a/llvm/lib/Analysis/DataStructure/CompleteBottomUp.cpp b/llvm/lib/Analysis/DataStructure/CompleteBottomUp.cpp
index 5832701..1755c85 100644
--- a/llvm/lib/Analysis/DataStructure/CompleteBottomUp.cpp
+++ b/llvm/lib/Analysis/DataStructure/CompleteBottomUp.cpp
@@ -77,6 +77,7 @@
     if (!I->isExternal() && !DSInfo.count(I))
       calculateSCCGraphs(getOrCreateGraph(*I), Stack, NextID, ValMap);
 
+  GlobalsGraph->removeTriviallyDeadNodes();
   return false;
 }