don't bother |'ing in 0's


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@20815 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/DataStructure/CompleteBottomUp.cpp b/lib/Analysis/DataStructure/CompleteBottomUp.cpp
index 103c6bf..3cb0b6e 100644
--- a/lib/Analysis/DataStructure/CompleteBottomUp.cpp
+++ b/lib/Analysis/DataStructure/CompleteBottomUp.cpp
@@ -235,7 +235,7 @@
         // calls or for self recursion within an SCC.
         DSGraph &GI = getOrCreateGraph(*CalleeFunc);
         ++NumCBUInlines;
-        G.mergeInGraph(CS, *CalleeFunc, GI, DSGraph::KeepModRefBits |
+        G.mergeInGraph(CS, *CalleeFunc, GI, 
                        DSGraph::StripAllocaBit | DSGraph::DontCloneCallNodes |
                        DSGraph::DontCloneAuxCallNodes);
         DEBUG(std::cerr << "    Inlining graph [" << i << "/"