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|
(**************************************************************************)
(* *)
(* The Why platform for program certification *)
(* Copyright (C) 2002-2008 *)
(* Romain BARDOU *)
(* Jean-Franois COUCHOT *)
(* Mehdi DOGGUY *)
(* Jean-Christophe FILLITRE *)
(* Thierry HUBERT *)
(* Claude MARCH *)
(* Yannick MOY *)
(* Christine PAULIN *)
(* Yann RGIS-GIANAS *)
(* Nicolas ROUSSET *)
(* Xavier URBAIN *)
(* *)
(* This software is free software; you can redistribute it and/or *)
(* modify it under the terms of the GNU General Public *)
(* License version 2, as published by the Free Software Foundation. *)
(* *)
(* This software is distributed in the hope that it will be useful, *)
(* but WITHOUT ANY WARRANTY; without even the implied warranty of *)
(* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. *)
(* *)
(* See the GNU General Public License version 2 for more details *)
(* (enclosed in the file GPL). *)
(* *)
(**************************************************************************)
type term =
| Tconst of string (* int constant *)
| Tapp of string * term list
type trigger = term list
type rel = Eq | Neq | Lt | Le | Gt | Ge
type predicate =
| Ptrue
| Pfalse
| Prel of term * rel * term
| Pnot of predicate
| Pand of predicate list
| Por of predicate list
| Pimplies of predicate * predicate
| Piff of predicate * predicate
| Pdistinct of term list
| Pforall of string list * trigger list * predicate
| Pexists of string list * trigger list * predicate
| Plblpos of string * predicate
| Plblneg of string * predicate
type decl =
| Axiom of predicate
| Goal of predicate
| Defpred of string * string list * predicate
type t = decl list
|
