diff options
Diffstat (limited to 'plugins/btauto/refl_btauto.ml')
| -rw-r--r-- | plugins/btauto/refl_btauto.ml | 30 |
1 files changed, 21 insertions, 9 deletions
diff --git a/plugins/btauto/refl_btauto.ml b/plugins/btauto/refl_btauto.ml index a09abfa1..c2bc8c07 100644 --- a/plugins/btauto/refl_btauto.ml +++ b/plugins/btauto/refl_btauto.ml @@ -1,12 +1,24 @@ +(************************************************************************) +(* * The Coq Proof Assistant / The Coq Development Team *) +(* v * INRIA, CNRS and contributors - Copyright 1999-2018 *) +(* <O___,, * (see CREDITS file for the list of authors) *) +(* \VV/ **************************************************************) +(* // * This file is distributed under the terms of the *) +(* * GNU Lesser General Public License Version 2.1 *) +(* * (see LICENSE file for the text of the license) *) +(************************************************************************) + +open Constr + let contrib_name = "btauto" let init_constant dir s = let find_constant contrib dir s = - Universes.constr_of_global (Coqlib.find_reference contrib dir s) + UnivGen.constr_of_global (Coqlib.find_reference contrib dir s) in find_constant contrib_name dir s -let get_constant dir s = lazy (Universes.constr_of_global @@ Coqlib.coq_reference contrib_name dir s) +let get_constant dir s = lazy (UnivGen.constr_of_global @@ Coqlib.coq_reference contrib_name dir s) let get_inductive dir s = let glob_ref () = Coqlib.find_reference contrib_name ("Coq" :: dir) s in @@ -106,7 +118,7 @@ module Bool = struct let negb = Lazy.force negb in let rec aux c = match decomp_term sigma c with - | Term.App (head, args) -> + | App (head, args) -> if head === andb && Array.length args = 2 then Andb (aux args.(0), aux args.(1)) else if head === orb && Array.length args = 2 then @@ -116,9 +128,9 @@ module Bool = struct else if head === negb && Array.length args = 1 then Negb (aux args.(0)) else Var (Env.add env c) - | Term.Case (info, r, arg, pats) -> + | Case (info, r, arg, pats) -> let is_bool = - let i = info.Term.ci_ind in + let i = info.ci_ind in Names.eq_ind i (Lazy.force ind) in if is_bool then @@ -176,9 +188,9 @@ module Btauto = struct let _, var = Tacmach.pf_reduction_of_red_expr gl (Genredexpr.CbvVm None) var in let var = EConstr.Unsafe.to_constr var in let rec to_list l = match decomp_term (Tacmach.project gl) l with - | Term.App (c, _) + | App (c, _) when c === (Lazy.force CoqList._nil) -> [] - | Term.App (c, [|_; h; t|]) + | App (c, [|_; h; t|]) when c === (Lazy.force CoqList._cons) -> if h === (Lazy.force Bool.trueb) then (true :: to_list t) else if h === (Lazy.force Bool.falseb) then (false :: to_list t) @@ -218,7 +230,7 @@ module Btauto = struct let concl = EConstr.Unsafe.to_constr concl in let t = decomp_term (Tacmach.New.project gl) concl in match t with - | Term.App (c, [|typ; p; _|]) when c === eq -> + | App (c, [|typ; p; _|]) when c === eq -> (* should be an equality [@eq poly ?p (Cst false)] *) let tac = Tacticals.New.tclORELSE0 Tactics.reflexivity (Proofview.V82.tactic (print_counterexample p env)) in tac @@ -236,7 +248,7 @@ module Btauto = struct let bool = Lazy.force Bool.typ in let t = decomp_term sigma concl in match t with - | Term.App (c, [|typ; tl; tr|]) + | App (c, [|typ; tl; tr|]) when typ === bool && c === eq -> let env = Env.empty () in let fl = Bool.quote env sigma tl in |