(** *Event semantics for Clight_new*)
   (* This should be a version of CLN_memsem annotated with memory events.*)
  
  Program Definition CLN_evsem ge : @EvSem C := {| msem := CLN_memsem ge; ev_step := cl_evstep ge |}.

Lemma CLN_step_decay: forall g c m tr c' m', event_semantics.ev_step (CLN_evsem g) c m tr c' m' -> decay m m'.