File: unshare.mli

package info (click to toggle)
coq 8.0pl2-2
  • links: PTS
  • area: main
  • in suites: sarge
  • size: 14,228 kB
  • ctags: 17,685
  • sloc: ml: 97,070; makefile: 1,255; sh: 738; lisp: 456; awk: 15
file content (21 lines) | stat: -rw-r--r-- 1,371 bytes parent folder | download | duplicates (5)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
(************************************************************************)
(*  v      *   The Coq Proof Assistant  /  The Coq Development Team     *)
(* <O___,, * CNRS-Ecole Polytechnique-INRIA Futurs-Universite Paris Sud *)
(*   \VV/  **************************************************************)
(*    //   *   The HELM Project         /   The EU MoWGLI Project       *)
(*         *   University of Bologna                                    *)
(************************************************************************)
(*          This file is distributed under the terms of the             *)
(*           GNU Lesser General Public License Version 2.1              *)
(*                                                                      *)
(*                 Copyright (C) 2000-2004, HELM Team.                  *)
(*                       http://helm.cs.unibo.it                        *)
(************************************************************************)

exception CanNotUnshare;;

(* [unshare t] gives back a copy of t where all sharing has been removed   *)
(* Physical equality becomes meaningful on unshared terms. Hashtables that *)
(* use physical equality can now be used to associate information to evey  *)
(* node of the term.                                                       *)
val unshare: ?already_unshared:('a -> bool) -> 'a -> 'a