From 7cfc4e5146be5666419451bdd516f1f3f264d24a Mon Sep 17 00:00:00 2001
From: Enrico Tassi <gareuselesinge@debian.org>
Date: Sun, 25 Jan 2015 14:42:51 +0100
Subject: Imported Upstream version 8.5~beta1+dfsg

---
 theories/ZArith/Zgcd_alt.v | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'theories/ZArith/Zgcd_alt.v')

diff --git a/theories/ZArith/Zgcd_alt.v b/theories/ZArith/Zgcd_alt.v
index 1e19479e..14286bde 100644
--- a/theories/ZArith/Zgcd_alt.v
+++ b/theories/ZArith/Zgcd_alt.v
@@ -1,6 +1,6 @@
 (************************************************************************)
 (*  v      *   The Coq Proof Assistant  /  The Coq Development Team     *)
-(* <O___,, *   INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2014     *)
+(* <O___,, *   INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2015     *)
 (*   \VV/  **************************************************************)
 (*    //   *      This file is distributed under the terms of the       *)
 (*         *       GNU Lesser General Public License Version 2.1        *)
@@ -23,6 +23,7 @@ Require Import ZArith_base.
 Require Import ZArithRing.
 Require Import Zdiv.
 Require Import Znumtheory.
+Require Import Omega.
 
 Open Scope Z_scope.
 
@@ -104,8 +105,7 @@ Open Scope Z_scope.
 
  Lemma fibonacci_pos : forall n, 0 <= fibonacci n.
  Proof.
-   cut (forall N n, (n<N)%nat -> 0<=fibonacci n).
-   eauto.
+   enough (forall N n, (n<N)%nat -> 0<=fibonacci n) by eauto.
    induction N.
    inversion 1.
    intros.
-- 
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