diff options
Diffstat (limited to 'plugins/cc/ccproof.ml')
| -rw-r--r-- | plugins/cc/ccproof.ml | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/plugins/cc/ccproof.ml b/plugins/cc/ccproof.ml index 6981c5a0..bb1d50c9 100644 --- a/plugins/cc/ccproof.ml +++ b/plugins/cc/ccproof.ml @@ -1,13 +1,11 @@ (************************************************************************) (* v * The Coq Proof Assistant / The Coq Development Team *) -(* <O___,, * INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2011 *) +(* <O___,, * INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2010 *) (* \VV/ **************************************************************) (* // * This file is distributed under the terms of the *) (* * GNU Lesser General Public License Version 2.1 *) (************************************************************************) -(* $Id: ccproof.ml 14641 2011-11-06 11:59:10Z herbelin $ *) - (* This file uses the (non-compressed) union-find structure to generate *) (* proof-trees that will be transformed into proof-terms in cctac.ml4 *) @@ -45,7 +43,7 @@ let rec ptrans p1 p3= | Congr(p1,p2), Trans({p_rule=Congr(p3,p4)},p5) -> ptrans (pcongr (ptrans p1 p3) (ptrans p2 p4)) p5 | _, _ -> - if p1.p_rhs = p3.p_lhs then + if term_equal p1.p_rhs p3.p_lhs then {p_lhs=p1.p_lhs; p_rhs=p3.p_rhs; p_rule=Trans (p1,p3)} @@ -70,13 +68,13 @@ let rec psym p = | Congr (p1,p2)-> pcongr (psym p1) (psym p2) let pax axioms s = - let l,r = Hashtbl.find axioms s in + let l,r = Constrhash.find axioms s in {p_lhs=l; p_rhs=r; p_rule=Ax s} let psymax axioms s = - let l,r = Hashtbl.find axioms s in + let l,r = Constrhash.find axioms s in {p_lhs=r; p_rhs=l; p_rule=SymAx s} |