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(*
* Copyright (c) Facebook, Inc. and its affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*)
(** "Unit" abstract domain *)
type t = unit [@@deriving equal, sexp]
let pp fs () = Format.pp_print_string fs "()"
let report_fmt_thunk () fs = pp fs ()
let init _ = ()
let join () () = Some ()
let is_false _ = false
let exec_assume () _ = Some ()
let exec_kill () _ = ()
let exec_move () _ = ()
let exec_inst () _ = Some ()
let exec_intrinsic ~skip_throw:_ _ _ _ _ : t option option = None
type from_call = unit [@@deriving compare, equal, sexp]
let call ~summaries:_ ~globals:_ ~actuals:_ ~areturn:_ ~formals:_ ~freturn:_
~locals:_ _ =
((), ())
let recursion_beyond_bound = `skip
let post _ _ () = ()
let retn _ _ _ _ = ()
let dnf () = [()]
let resolve_callee lookup ptr _ =
match Reg.of_exp ptr with
| Some callee -> (lookup (Reg.name callee), ())
| None -> ([], ())
type summary = unit
let pp_summary fs () = Format.pp_print_string fs "()"
let create_summary ~locals:_ ~formals:_ _ = ((), ())
let apply_summary _ _ = Some ()