From 6e34881bf892602f297797481880ffa1d7db139d Mon Sep 17 00:00:00 2001
From: ppedrot <ppedrot@85f007b7-540e-0410-9357-904b9bb8a0f7>
Date: Sun, 25 Aug 2013 22:34:15 +0000
Subject: Actually using the domain function for maps.

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@16736 85f007b7-540e-0410-9357-904b9bb8a0f7
---
 pretyping/typeclasses.ml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'pretyping/typeclasses.ml')

diff --git a/pretyping/typeclasses.ml b/pretyping/typeclasses.ml
index 9046be4d2..e91749431 100644
--- a/pretyping/typeclasses.ml
+++ b/pretyping/typeclasses.ml
@@ -432,7 +432,7 @@ let instances r =
   let cl = class_info r in instances_of cl    
 
 let is_class gr = 
-  Refmap.fold (fun k v acc -> acc || eq_gr v.cl_impl gr) !classes false
+  Refmap.exists (fun _ v -> eq_gr v.cl_impl gr) !classes
 
 let is_instance = function
   | ConstRef c ->
-- 
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