module Node:sig..end
Program point along a trace.
type t
module Map:Qed.Idxmap.Swith type key = t
module Set:Qed.Idxset.Swith type elt = t
module Hashtbl:Hashtbl.Swith type key = t
val pp : Stdlib.Format.formatter -> t -> unit
val create : unit -> t
val equal : t -> t -> bool