Add #include


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4291 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Support/Statistic.cpp b/lib/Support/Statistic.cpp
index 4db949a..6345fbf 100644
--- a/lib/Support/Statistic.cpp
+++ b/lib/Support/Statistic.cpp
@@ -18,6 +18,7 @@
 #include "Support/CommandLine.h"
 #include <iostream>
 #include <sstream>
+#include <algorithm>
 
 bool DebugFlag;  // DebugFlag - Exported boolean set by the -debug option