diff --git a/compiler-rt/lib/scudo/standalone/tests/secondary_test.cpp b/compiler-rt/lib/scudo/standalone/tests/secondary_test.cpp
--- a/compiler-rt/lib/scudo/standalone/tests/secondary_test.cpp
+++ b/compiler-rt/lib/scudo/standalone/tests/secondary_test.cpp
@@ -12,6 +12,7 @@
 #include "allocator_config.h"
 #include "secondary.h"
 
+#include <algorithm>
 #include <condition_variable>
 #include <memory>
 #include <mutex>