diff --git a/lib/CodeGen/RegAllocLinearScan.cpp b/lib/CodeGen/RegAllocLinearScan.cpp
index 098da7eed4d..0ef97c139df 100644
--- a/lib/CodeGen/RegAllocLinearScan.cpp
+++ b/lib/CodeGen/RegAllocLinearScan.cpp
@@ -40,7 +40,6 @@
 #include <queue>
 #include <memory>
 #include <cmath>
-#include <iostream>
 
 using namespace llvm;