From f76b61be82a4bb83fce667a613f5a4846582dc89 Mon Sep 17 00:00:00 2001
From: msozeau
Date: Mon, 7 Jan 2008 22:46:48 +0000
Subject: Cleaner quantifiers for type classes, breaks clrewrite for the moment
 but implementation is much less add-hoc. Opens possibility of arbitrary
 prefixes in Class and Instance declarations. Current implementation with
 eauto is a bit more dangerous... next patch will fix it.

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@10432 85f007b7-540e-0410-9357-904b9bb8a0f7
---
 theories/Classes/SetoidClass.v | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'theories')

diff --git a/theories/Classes/SetoidClass.v b/theories/Classes/SetoidClass.v
index feafd2b3c2..000cf70a35 100644
--- a/theories/Classes/SetoidClass.v
+++ b/theories/Classes/SetoidClass.v
@@ -209,7 +209,7 @@ Class [ sa : Setoid a eqa, sb : Setoid b eqb, sc : Setoid c eqc, sd : Setoid d e
 Program Instance iff_setoid : Setoid Prop iff :=
   equiv_prf := @Build_equivalence _ _ iff_refl iff_trans iff_sym.
 
-Program Instance not_morphism : Morphism Prop iff Prop iff not.
+(* Program Instance not_morphism : Morphism Prop iff Prop iff not. *)
 
 Program Instance and_morphism : ? BinaryMorphism iff_setoid iff_setoid iff_setoid and.
 
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