Patch 7.4.814
Problem: Illegal memory access with "sy match a fold".
Solution: Check for empty string. (Dominique Pelle)
Files: src/syntax.c
*** ../vim-7.4.813/src/syntax.c 2015-06-25 18:36:20.511463791 +0200
--- src/syntax.c 2015-08-11 15:25:45.521870095 +0200
***************
*** 5654,5660 ****
char_u *cpo_save;
/* need at least three chars */
! if (arg == NULL || arg[1] == NUL || arg[2] == NUL)
return NULL;
end = skip_regexp(arg + 1, *arg, TRUE, NULL);
--- 5654,5660 ----
char_u *cpo_save;
/* need at least three chars */
! if (arg == NULL || arg[0] == NUL || arg[1] == NUL || arg[2] == NUL)
return NULL;
end = skip_regexp(arg + 1, *arg, TRUE, NULL);
*** ../vim-7.4.813/src/version.c 2015-08-11 14:26:03.598931086 +0200
--- src/version.c 2015-08-11 15:24:29.398729091 +0200
***************
*** 743,744 ****
--- 743,746 ----
{ /* Add new patch number below this line */
+ /**/
+ 814,
/**/
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