diff -ruN readline-6.0/readline.c readline-6.0.1/readline.c
--- readline-6.0/readline.c 2009-01-26 10:33:34.000000000 +0800
+++ readline-6.0.1/readline.c	2009-08-04 17:10:30.000000000 +0800
@@ -686,7 +686,8 @@
     r = cxt->childval;
 
   /* For now */
-  r = _rl_subseq_result (r, cxt->oldmap, cxt->okey, (cxt->flags & KSEQ_SUBSEQ));
+  if(r != -3 ) /* unless there's not going to be any other matches */
+   r = _rl_subseq_result (r, cxt->oldmap, cxt->okey, (cxt->flags & KSEQ_SUBSEQ));
 
   RL_CHECK_SIGNALS ();
   if (r == 0)		/* success! */