--- a/hotspot/src/share/vm/runtime/vmStructs.cpp	Mon Jan 18 19:10:32 2016 +0100
+++ b/hotspot/src/share/vm/runtime/vmStructs.cpp	Tue Jan 19 11:00:29 2016 +0100
@@ -3496,4 +3496,8 @@
     }
   }
 }
+
+void VMStructs_test() {
+  VMStructs::test();
+}
 #endif