To: vim-dev@vim.org

Subject: Patch 7.1.173

Fcc: outbox

From: Bram Moolenaar <Bram@moolenaar.net>

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

Patch 7.1.173

Problem:    Accessing freed memory. (Dominique Pelle)

Solution:   Don't call reg_getline() to check if a line is the first in the

	    file.

Files:	    src/regexp.c

*** ../vim-7.1.172/src/regexp.c	Thu Nov 29 21:26:38 2007

--- src/regexp.c	Sat Dec  8 15:54:05 2007

***************

*** 3810,3820 ****

  	    break;

  	  case RE_BOF:

! 	    /* Passing -1 to the getline() function provided for the search

! 	     * should always return NULL if the current line is the first

! 	     * line of the file. */

  	    if (reglnum != 0 || reginput != regline

! 			|| (REG_MULTI && reg_getline((linenr_T)-1) != NULL))

  		status = RA_NOMATCH;

  	    break;

--- 3810,3820 ----

  	    break;

  	  case RE_BOF:

! 	    /* We're not at the beginning of the file when below the first

! 	     * line where we started, not at the start of the line or we

! 	     * didn't start at the first line of the buffer. */

  	    if (reglnum != 0 || reginput != regline

! 					  || (REG_MULTI && reg_firstlnum > 1))

  		status = RA_NOMATCH;

  	    break;

*** ../vim-7.1.172/src/version.c	Sat Dec  8 22:20:24 2007

--- src/version.c	Sun Dec  9 19:24:36 2007

***************

*** 668,669 ****

--- 668,671 ----

  {   /* Add new patch number below this line */

+ /**/

+     173,

  /**/

-- 

hundred-and-one symptoms of being an internet addict:

213. Your kids start referring to you as "that guy in front of the monitor."

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

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