diff --git a/lib/Analysis/DataStructure/BottomUpClosure.cpp b/lib/Analysis/DataStructure/BottomUpClosure.cpp
index bf4b01cfc1e..a358cc5f910 100644
--- a/lib/Analysis/DataStructure/BottomUpClosure.cpp
+++ b/lib/Analysis/DataStructure/BottomUpClosure.cpp
@@ -323,7 +323,7 @@ void BUDataStructures::calculateGraph(DSGraph &Graph) {
   DSScalarMap &MainSM = Graph.getScalarMap();
   ReachabilityCloner RC(*GlobalsGraph, Graph, DSGraph::StripAllocaBit);
 
-  // Clone everything reachable from globals in the "main" graph into the
+  // Clone everything reachable from globals in the function graph into the
   // globals graph.
   for (DSScalarMap::global_iterator I = MainSM.global_begin(),
          E = MainSM.global_end(); I != E; ++I)