(***********************************************************************)
(*
- Time-stamp: <Last modified on 2013-04-23 15:12:29 CEST by Kim Nguyen>
+ Time-stamp: <Last modified on 2013-04-24 18:10:13 CEST by Kim Nguyen>
*)
INCLUDE "utils.ml"
unsat : StateSet.t;
todo : TransList.t;
summary : node_summary;
+ (** optimization infos,
+ not taken into account during hashconsing *)
mutable round : int;
+ mutable unstable_subtree : bool;
}
module Config = Hcons.Make(struct
unsat = StateSet.empty;
todo = TransList.nil;
summary = dummy_summary;
- round = 0
+ round = 0;
+ unstable_subtree = true;
}
let unsat = StateSet.union unsat (StateSet.diff removed kept) in
(* States that were found once to be satisfiable remain so *)
let unsat = StateSet.diff unsat sat in
- let new_config = Config.make { sat; unsat; todo ; summary = old_summary ; round = 0 } in
+ let new_config = Config.make { old_config.Config.node with sat; unsat; todo; } in
Cache.N4.add auto.cache4 oid fcsid nssid psid new_config;
new_config
in