From 8aab9be00adcdc2b13150db4a963ee6123f447c2 Mon Sep 17 00:00:00 2001
From: herbelin
Date: Fri, 18 Jan 2002 15:28:44 +0000
Subject: List.map avec ordre des effets de bord garanti

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@2410 85f007b7-540e-0410-9357-904b9bb8a0f7
---
 lib/util.ml | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'lib/util.ml')

diff --git a/lib/util.ml b/lib/util.ml
index 5a02ffaef8..0f5b3dbf5f 100644
--- a/lib/util.ml
+++ b/lib/util.ml
@@ -121,6 +121,13 @@ let list_assign l n e =
   in 
   assrec [] (l,n)
 
+let list_map_left f = (* ensures the order in case of side-effects *)
+  let rec map_rec = function
+    | [] -> [] 
+    | x::l -> let v = f x in v :: map_rec l
+  in 
+  map_rec
+
 let list_map_i f = 
   let rec map_i_rec i = function
     | [] -> [] 
-- 
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