patch 7.4.799

Problem:    Accessing memory before an allocated block.
Solution:   Check for not going before the start of a pattern. (Dominique
            Pelle)

diff --git a/src/fileio.c b/src/fileio.c
index 17b73bf6579f0a765ef26b125bd366ce70263a8e..b1bcfb5363b627399aaeb13b9aa97da92c4cbee8 100644 (file)
--- a/src/fileio.c
+++ b/src/fileio.c
@@ -8514,7 +8514,7 @@ do_autocmd_event(event, pat, nested, cmd, forceit, group)
         */
        brace_level = 0;
        for (endpat = pat; *endpat && (*endpat != ',' || brace_level
-                                            || endpat[-1] == '\\'); ++endpat)
+                          || (endpat > pat && endpat[-1] == '\\')); ++endpat)
        {
            if (*endpat == '{')
                brace_level++;

diff --git a/src/version.c b/src/version.c
index c06287242e133be129077813d1fbf25de2970acc..718ea31118fb88f035f4b3a964505580199597ef 100644 (file)
--- a/src/version.c
+++ b/src/version.c
@@ -741,6 +741,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    799,
 /**/
     798,
 /**/