diff --git a/llvm/lib/Analysis/DataStructure/Local.cpp b/llvm/lib/Analysis/DataStructure/Local.cpp
index 31ce79d..4a61e8b 100644
--- a/llvm/lib/Analysis/DataStructure/Local.cpp
+++ b/llvm/lib/Analysis/DataStructure/Local.cpp
@@ -24,6 +24,7 @@
 #include "Support/CommandLine.h"
 #include "Support/Debug.h"
 #include "Support/Timer.h"
+#include <iostream>
 
 // FIXME: This should eventually be a FunctionPass that is automatically
 // aggregated into a Pass.