From: Bram Moolenaar <Bram@vim.org>
Date: Tue, 11 Jul 2017 16:28:46 +0000 (+0200)
Subject: patch 8.0.0707: freeing wrong memory with certain autocommands
X-Git-Tag: v8.0.0707
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=f1d13478e3a7e1a86d52552c8c5571f00dc28ad1;p=vim

patch 8.0.0707: freeing wrong memory with certain autocommands

Problem:    Freeing wrong memory when manipulating buffers in autocommands.
            (James McCoy)
Solution:   Also set the w_s pointer if w_buffer was NULL.
---

diff --git a/src/ex_cmds.c b/src/ex_cmds.c
index 39f658a6e..a69a05268 100644
--- a/src/ex_cmds.c
+++ b/src/ex_cmds.c
@@ -3968,8 +3968,8 @@ do_ecmd(
 		     * <VN> We could instead free the synblock
 		     * and re-attach to buffer, perhaps.
 		     */
-		    if (curwin->w_buffer != NULL
-			    && curwin->w_s == &(curwin->w_buffer->b_s))
+		    if (curwin->w_buffer == NULL
+			    || curwin->w_s == &(curwin->w_buffer->b_s))
 			curwin->w_s = &(buf->b_s);
 #endif
 		    curwin->w_buffer = buf;
diff --git a/src/version.c b/src/version.c
index 33399a47a..aaf76116b 100644
--- a/src/version.c
+++ b/src/version.c
@@ -764,6 +764,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    707,
 /**/
     706,
 /**/