changeset 6993:dcc108222d70 v7.4.814

patch 7.4.814 Problem: Illegal memory access with "sy match a fold". Solution: Check for empty string. (Dominique Pelle)
author Bram Moolenaar <bram@vim.org>
date Tue, 11 Aug 2015 15:27:13 +0200
parents 942510a7c61b
children 0b27ef95a7a0
files src/syntax.c src/version.c
diffstat 2 files changed, 3 insertions(+), 1 deletions(-) [+]
line wrap: on
line diff
--- a/src/syntax.c
+++ b/src/syntax.c
@@ -5654,7 +5654,7 @@ get_syn_pattern(arg, ci)
     char_u	*cpo_save;
 
     /* need at least three chars */
-    if (arg == NULL || arg[1] == NUL || arg[2] == NUL)
+    if (arg == NULL || arg[0] == NUL || arg[1] == NUL || arg[2] == NUL)
 	return NULL;
 
     end = skip_regexp(arg + 1, *arg, TRUE, NULL);
--- a/src/version.c
+++ b/src/version.c
@@ -742,6 +742,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    814,
+/**/
     813,
 /**/
     812,