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(*
* Copyright (c) 2016 - present Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*)
open! IStd
(** Object representing the status of the join operation *)
type mode = Pre | Post [@@deriving compare]
let equal_mode = [%compare.equal : mode]
(** set to true when we are doing join of footprints *)
let footprint = ref false
let get_footprint () = !footprint
let set_footprint b = footprint := b