ControlFlowCost.Set
type elt = t
val cost : t -> BasicCost.t
val pp_equalities : F.formatter -> t -> unit
val init_cost : of_node:(Node.id -> BasicCost.t) -> t -> unit
val improve_cost_from_sums :
on_improve:(Sum.t -> BasicCost.t -> BasicCost.t -> unit) ->
of_item:(Item.t -> BasicCost.t) ->
t ->
unit
val improve_cost_with : t -> BasicCost.t -> BasicCost.t option