--- old/src/hotspot/share/memory/allocation.hpp	2019-03-11 14:26:07.118355142 +0100
+++ new/src/hotspot/share/memory/allocation.hpp	2019-03-11 14:26:06.862355145 +0100
@@ -144,6 +144,7 @@
  */
 enum MemoryType {
   MEMORY_TYPES_DO(MEMORY_TYPE_DECLARE_ENUM)
+  mtValueTypes,        // memory for buffered value types
   mt_number_of_types   // number of memory types (mtDontTrack
                        // is not included as validate type)
 };