--- old/src/hotspot/share/oops/instanceKlass.cpp	2018-05-07 15:52:03.932378444 +0200
+++ new/src/hotspot/share/oops/instanceKlass.cpp	2018-05-07 15:52:03.604372887 +0200
@@ -171,7 +171,7 @@
       ik = new (loader_data, size, THREAD) InstanceClassLoaderKlass(parser);
     } else if (parser.is_value_type()) {
       // value type
-      ik = new (loader_data, size, THREAD) ValueKlass(parser);
+      ik = new (loader_data, size, true, THREAD) ValueKlass(parser);
     } else {
       // normal
       ik = new (loader_data, size, THREAD) InstanceKlass(parser, InstanceKlass::_misc_kind_other);