From 6b649aba925b6f7462da07599fe67ebb12a3460e Mon Sep 17 00:00:00 2001
From: Samuel Mimram <samuel.mimram@ens-lyon.org>
Date: Wed, 28 Jul 2004 21:54:47 +0000
Subject: Imported Upstream version 8.0pl1

---
 contrib/cc/CCSolve.v | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 contrib/cc/CCSolve.v

(limited to 'contrib/cc/CCSolve.v')

diff --git a/contrib/cc/CCSolve.v b/contrib/cc/CCSolve.v
new file mode 100644
index 00000000..fab6f775
--- /dev/null
+++ b/contrib/cc/CCSolve.v
@@ -0,0 +1,22 @@
+(************************************************************************)
+(*  v      *   The Coq Proof Assistant  /  The Coq Development Team     *)
+(* <O___,, * CNRS-Ecole Polytechnique-INRIA Futurs-Universite Paris Sud *)
+(*   \VV/  **************************************************************)
+(*    //   *      This file is distributed under the terms of the       *)
+(*         *       GNU Lesser General Public License Version 2.1        *)
+(************************************************************************)
+
+(* $Id: CCSolve.v,v 1.4.2.1 2004/07/16 19:29:58 herbelin Exp $ *)
+
+Ltac CCsolve :=
+  repeat
+   match goal with
+   | H:?X1 |- ?X2 =>
+       let Heq := fresh "Heq" in
+       (assert (Heq : X2 = X1); [ congruence | rewrite Heq; exact H ])
+   | H:?X1,G:(?X2 -> ?X3) |- _ =>
+       let Heq := fresh "Heq" in
+       (assert (Heq : X2 = X1);
+         [ congruence
+         | rewrite Heq in G; generalize (G H); clear G; intro G ])
+   end.  
-- 
cgit v1.2.3