Add #include <iostream> since Value.h does not #include it any more.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@14622 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/InstrSched/InstrScheduling.cpp b/lib/CodeGen/InstrSched/InstrScheduling.cpp
index c95cce0..b98de81 100644
--- a/lib/CodeGen/InstrSched/InstrScheduling.cpp
+++ b/lib/CodeGen/InstrSched/InstrScheduling.cpp
@@ -21,6 +21,7 @@
 #include "llvm/BasicBlock.h"
 #include "Support/CommandLine.h"
 #include <algorithm>
+#include <iostream>
 
 namespace llvm {