Stack (infer.Pulselib.PulseAbductiveDomain.Stack)

val add : IR.Var.t -> PulseBaseStack.value -> t -> t

val remove_vars : IR.Var.t list -> t -> t

val fold : 
  ?pre_or_post:[ `Pre | `Post ] ->
  (IR.Var.t -> PulseBaseStack.value -> 'a -> 'a) ->
  t ->
  'a ->
  'a

pre_or_post defaults to `Post

val find_opt : IR.Var.t -> t -> PulseBaseStack.value option

val eval : 
  Pulselib.PulseBasicInterface.ValueHistory.t ->
  IR.Var.t ->
  t ->
  t * Pulselib.PulseBasicInterface.ValueOrigin.t

return the value of the variable in the stack or create a fresh one if needed

val mem : IR.Var.t -> t -> bool

val exists : (IR.Var.t -> PulseBaseStack.value -> bool) -> t -> bool

val keys : t -> IR.Var.t list