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(************************************************************************)
(* v * The Coq Proof Assistant / The Coq Development Team *)
(* <O___,, * INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2016 *)
(* \VV/ **************************************************************)
(* // * This file is distributed under the terms of the *)
(* * GNU Lesser General Public License Version 2.1 *)
(************************************************************************)
(**************************************************************************)
(* *)
(* Omega: a solver of quantifier-free problems in Presburger Arithmetic *)
(* *)
(* Pierre Crégut (CNET, Lannion, France) *)
(* *)
(**************************************************************************)
(*i camlp4deps: "grammar/grammar.cma" i*)
DECLARE PLUGIN "omega_plugin"
open Coq_omega
let omega_tactic l =
let tacs = List.map
(function
| "nat" -> Tacinterp.interp <:tactic<zify_nat>>
| "positive" -> Tacinterp.interp <:tactic<zify_positive>>
| "N" -> Tacinterp.interp <:tactic<zify_N>>
| "Z" -> Tacinterp.interp <:tactic<zify_op>>
| s -> Errors.error ("No Omega knowledge base for type "^s))
(Util.List.sort_uniquize String.compare l)
in
Tacticals.New.tclTHEN
(Tacticals.New.tclREPEAT (Tacticals.New.tclTHENLIST tacs))
(omega_solver)
TACTIC EXTEND omega
| [ "omega" ] -> [ omega_tactic [] ]
END
TACTIC EXTEND omega'
| [ "omega" "with" ne_ident_list(l) ] ->
[ omega_tactic (List.map Names.Id.to_string l) ]
| [ "omega" "with" "*" ] -> [ omega_tactic ["nat";"positive";"N";"Z"] ]
END
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