--- old/src/share/vm/gc/parallel/psParallelCompact.cpp	2017-03-16 13:22:45.829152150 +0100
+++ new/src/share/vm/gc/parallel/psParallelCompact.cpp	2017-03-16 13:22:45.693149313 +0100
@@ -3133,11 +3133,8 @@
 void ValueArrayKlass::oop_pc_update_pointers(oop obj, ParCompactionManager* cm) {
   assert(obj->is_valueArray(),"must be a value array");
   if (contains_oops()) {
-    Unimplemented();
-#if 0
     PSParallelCompact::AdjustPointerClosure closure(cm);
     oop_oop_iterate_elements<true>(valueArrayOop(obj), &closure);
-#endif
   }
 }