(*
 * Copyright 2010, INRIA, University of Copenhagen
 * Julia Lawall, Rene Rydhof Hansen, Gilles Muller, Nicolas Palix
 * Copyright 2005-2009, Ecole des Mines de Nantes, University of Copenhagen
 * Yoann Padioleau, Julia Lawall, Rene Rydhof Hansen, Henrik Stuart, Gilles Muller, Nicolas Palix
 * This file is part of Coccinelle.
 *
 * Coccinelle is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, according to version 2 of the License.
 *
 * Coccinelle 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 for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Coccinelle.  If not, see <http://www.gnu.org/licenses/>.
 *
 * The authors reserve the right to distribute this or future versions of
 * Coccinelle under other licenses.
 *)


type witness =
    (Ograph_extended.nodei, unit,
     (Ograph_extended.nodei, unit, unit) Ast_ctl.generic_ctl list)
      Ast_ctl.generic_witnesstree

type ('a,'b,'c,'d,'e) triples =
    (Ograph_extended.nodei * 'a *
     (Ograph_extended.nodei,
      ('b, ('c,'d) Wrapper_ctl.wrapped_binding) Ast_ctl.generic_subst list, 'e)
     Ast_ctl.generic_witnesstree list) list

val check_reachability :
    ('a,'b,'c,'d,'e) triples -> Control_flow_c.cflow -> unit