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-rw-r--r--lib/CodeGen/LiveIntervalAnalysis.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/CodeGen/LiveIntervalAnalysis.cpp b/lib/CodeGen/LiveIntervalAnalysis.cpp
index 95ed508fcb..e6815a8f3b 100644
--- a/lib/CodeGen/LiveIntervalAnalysis.cpp
+++ b/lib/CodeGen/LiveIntervalAnalysis.cpp
@@ -33,6 +33,7 @@
#include "llvm/ADT/STLExtras.h"
#include "VirtRegMap.h"
#include <cmath>
+#include <algorithm>
using namespace llvm;