To: vim_dev@googlegroups.com

Subject: Patch 7.4.702

Fcc: outbox

From: Bram Moolenaar <Bram@moolenaar.net>

Mime-Version: 1.0

Content-Type: text/plain; charset=UTF-8

Content-Transfer-Encoding: 8bit

------------

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

   knees shovelling mud into his mouth.  We just catch sight of a MAN falling

   into a well.

                 "Monty Python and the Holy Grail" PYTHON (MONTY) PICTURES LTD

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

///        sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\

\\\  an exciting new programming language -- http://www.Zimbu.org        ///

 \\\            help me help AIDS victims -- http://ICCF-Holland.org    ///