From 62789dd765375bef0fb572603aa01039a82dd3b5 Mon Sep 17 00:00:00 2001
From: ppedrot
Date: Thu, 22 Nov 2012 18:09:23 +0000
Subject: Monomorphization (kernel)

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@15992 85f007b7-540e-0410-9357-904b9bb8a0f7
---
 kernel/mod_subst.ml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'kernel/mod_subst.ml')

diff --git a/kernel/mod_subst.ml b/kernel/mod_subst.ml
index a853954979..5af6bd5bb7 100644
--- a/kernel/mod_subst.ml
+++ b/kernel/mod_subst.ml
@@ -492,7 +492,7 @@ let add_delta_resolver resolver1 resolver2 =
 
 let substition_prefixed_by k mp subst =
   let mp_prefixmp kmp (mp_to,reso) sub =
-    if mp_in_mp mp kmp && mp <> kmp then
+    if mp_in_mp mp kmp && not (mp_eq mp kmp) then
       let new_key = replace_mp_in_mp mp k kmp in
       Umap.add_mp new_key (mp_to,reso) sub
     else sub
-- 
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