diff --git a/ecrire/inc/vieilles_defs.php b/ecrire/inc/vieilles_defs.php
index bf8e31c5374c343705641a4bd49caee96d18c8fb..177a51d0ce74265214dfbf4a4081573ef5fb16a5 100644
--- a/ecrire/inc/vieilles_defs.php
+++ b/ecrire/inc/vieilles_defs.php
@@ -186,30 +186,4 @@ function afficher_formulaire_date($script, $args, $texte, $jour, $mois, $annee)
 	. "</form>";
 }
 
-// http://doc.spip.org/@test_lcs
-function test_lcs($a, $b) {
-	$s = explode(" ", $a);
-	$t = explode(" ", $b);
-	
-	$t0 = explode(" ", microtime());
-	list($r1, $r2) = lcs($s, $t);
-	$t1 = explode(" ", microtime());
-	$dt = $t1[0] + $t1[1] - $t0[0] - $t0[1];
-	echo join(" ", $r1)."<br />";
-	echo join(" ", $r2)."<p>";
-	echo "<div style='font-weight: bold; color: red;'>$dt s.</div>";
-}
-
-// http://doc.spip.org/@test_lcs_opt
-function test_lcs_opt($s) {
-	$s = preg_split(',\s+,', $s);
-
-	$t0 = explode(" ", microtime());
-	$t = lcs_opt($s);
-	$t1 = explode(" ", microtime());
-	$dt = $t1[0] + $t1[1] - $t0[0] - $t0[1];
-	echo join(" ", $s)."<br />";
-	echo join(" ", $t)."<p>";
-	echo "<div style='font-weight: bold; color: red;'>$dt s.</div>";
-}
-?>
\ No newline at end of file
+?>