--- a/src/hotspot/share/prims/unsafe.cpp	Sat Mar 30 16:32:23 2019 +0800
+++ b/src/hotspot/share/prims/unsafe.cpp	Sat Mar 30 08:26:20 2019 -0700
@@ -26,6 +26,7 @@
 #include "jni.h"
 #include "jvm.h"
 #include "classfile/classFileStream.hpp"
+#include "classfile/classLoader.hpp"
 #include "classfile/vmSymbols.hpp"
 #include "jfr/jfrEvents.hpp"
 #include "memory/allocation.inline.hpp"