--- old/src/hotspot/share/gc/shared/workgroup.hpp 2018-03-12 10:02:45.589581882 -0400 +++ new/src/hotspot/share/gc/shared/workgroup.hpp 2018-03-12 10:02:44.847513503 -0400 @@ -54,7 +54,7 @@ // An abstract task to be worked on by a gang. // You subclass this to supply your own work() method -class AbstractGangTask VALUE_OBJ_CLASS_SPEC { +class AbstractGangTask { const char* _name; const uint _gc_id;