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-rw-r--r--lib/CodeGen/RegAllocLinearScan.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/CodeGen/RegAllocLinearScan.cpp b/lib/CodeGen/RegAllocLinearScan.cpp
index fbf669285c..f5b081ab59 100644
--- a/lib/CodeGen/RegAllocLinearScan.cpp
+++ b/lib/CodeGen/RegAllocLinearScan.cpp
@@ -28,6 +28,7 @@
#include "llvm/Support/Debug.h"
#include <algorithm>
#include <cmath>
+#include <iostream>
#include <set>
#include <queue>
#include <memory>