From 9043add656177eeac1491a73d2f3ab92bec0013c Mon Sep 17 00:00:00 2001
From: Benjamin Barenblat <bbaren@debian.org>
Date: Sat, 29 Dec 2018 14:31:27 -0500
Subject: Imported Upstream version 8.8.2

---
 plugins/micromega/EnvRing.v | 26 ++++++++++++++++++--------
 1 file changed, 18 insertions(+), 8 deletions(-)

(limited to 'plugins/micromega/EnvRing.v')

diff --git a/plugins/micromega/EnvRing.v b/plugins/micromega/EnvRing.v
index 904ee4da..4042959b 100644
--- a/plugins/micromega/EnvRing.v
+++ b/plugins/micromega/EnvRing.v
@@ -1,9 +1,11 @@
 (************************************************************************)
-(*  v      *   The Coq Proof Assistant  /  The Coq Development Team     *)
-(* <O___,, *   INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2016     *)
+(*         *   The Coq Proof Assistant / The Coq Development Team       *)
+(*  v      *   INRIA, CNRS and contributors - Copyright 1999-2018       *)
+(* <O___,, *       (see CREDITS file for the list of authors)           *)
 (*   \VV/  **************************************************************)
-(*    //   *      This file is distributed under the terms of the       *)
-(*         *       GNU Lesser General Public License Version 2.1        *)
+(*    //   *    This file is distributed under the terms of the         *)
+(*         *     GNU Lesser General Public License Version 2.1          *)
+(*         *     (see LICENSE file for the text of the license)         *)
 (************************************************************************)
 (* F. Besson: to evaluate polynomials, the original code is using a list.
    For big polynomials, this is inefficient -- linear access.
@@ -56,10 +58,18 @@ Section MakeRingPol.
  Infix "?=!" := ceqb. Notation "[ x ]" := (phi x).
 
  (* Useful tactics *)
- Add Morphism radd : radd_ext. exact (Radd_ext Reqe). Qed.
- Add Morphism rmul : rmul_ext. exact (Rmul_ext Reqe). Qed.
- Add Morphism ropp : ropp_ext. exact (Ropp_ext Reqe). Qed.
- Add Morphism rsub : rsub_ext. exact (ARsub_ext Rsth Reqe ARth). Qed.
+ Add Morphism radd with signature (req ==> req ==> req) as radd_ext.
+ Proof. exact (Radd_ext Reqe). Qed.
+
+ Add Morphism rmul with signature (req ==> req ==> req) as rmul_ext.
+ Proof. exact (Rmul_ext Reqe). Qed.
+
+ Add Morphism ropp with signature (req ==> req) as ropp_ext.
+ Proof. exact (Ropp_ext Reqe). Qed.
+
+ Add Morphism rsub with signature (req ==> req ==> req) as rsub_ext.
+ Proof. exact (ARsub_ext Rsth Reqe ARth). Qed.
+
  Ltac rsimpl := gen_srewrite Rsth Reqe ARth.
 
  Ltac add_push := gen_add_push radd Rsth Reqe ARth.
-- 
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