diff --git a/Analysis/DeadStores.cpp b/Analysis/DeadStores.cpp
index 564478d..926109e 100644
--- a/Analysis/DeadStores.cpp
+++ b/Analysis/DeadStores.cpp
@@ -80,7 +80,7 @@
   LiveVariables L(cfg);
   L.runOnCFG(cfg);
   DeadStoreObs A(Ctx, Diags);
-  L.runOnAllBlocks(cfg,A);
+  L.runOnAllBlocks(cfg,&A);
 }
 
 } // end namespace clang