To: vim_dev@googlegroups.com
Subject: Patch 7.4.702
Fcc: outbox
From: Bram Moolenaar <Bram@moolenaar.net>
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------------

Patch 7.4.702
Problem:    Joining an empty list does uneccessary work.
Solution:   Let join() return early. (Marco Hinz)
Files:      src/eval.c


*** ../vim-7.4.701/src/eval.c	2015-04-13 16:16:31.225091428 +0200
--- src/eval.c	2015-04-16 22:47:20.871690015 +0200
***************
*** 6780,6785 ****
--- 6780,6787 ----
      join_T	*p;
      int		i;
  
+     if (l->lv_len < 1)
+ 	return OK; /* nothing to do */
      ga_init2(&join_ga, (int)sizeof(join_T), l->lv_len);
      retval = list_join_inner(gap, l, sep, echo_style, copyID, &join_ga);
  
*** ../vim-7.4.701/src/version.c	2015-04-15 14:27:43.020135640 +0200
--- src/version.c	2015-04-16 22:50:07.169941629 +0200
***************
*** 743,744 ****
--- 743,746 ----
  {   /* Add new patch number below this line */
+ /**/
+     702,
  /**/

-- 
CART DRIVER: Bring out your dead!
   There are legs stick out of windows and doors.  Two MEN are fighting in the
   mud - covered from head to foot in it.  Another MAN is on his hands in
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   into a well.
                 "Monty Python and the Holy Grail" PYTHON (MONTY) PICTURES LTD

 /// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net   \\\
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