--- a/src/hotspot/share/gc/epsilon/epsilonHeap.hpp	Sat May 19 23:51:09 2018 +0200
+++ b/src/hotspot/share/gc/epsilon/epsilonHeap.hpp	Sun May 20 22:03:10 2018 +0200
@@ -48,6 +48,7 @@
   size_t _last_heap_print;
   size_t _step_counter_update;
   size_t _step_heap_print;
+  int64_t _decay_time_ns;
 
 public:
   static EpsilonHeap* heap();