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patch 8.0.1404: invalid memory access on exit

Problem:    Invalid memory access on exit when autocommands wipe out a buffer.
            (gy741, Dominique Pelle)
Solution:   Check if the buffer is still valid. (closes #2449)
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brammool committed Dec 18, 2017
1 parent 4fb921e commit 606d45ccd8a2ad2956e2729f6135fd79fd2f6d72
Showing with 8 additions and 1 deletion.
  1. +6 −1 src/main.c
  2. +2 −0 src/version.c
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@@ -1432,9 +1432,14 @@ getout(int exitval)
buf = wp->w_buffer;
if (CHANGEDTICK(buf) != -1)
{
bufref_T bufref;
set_bufref(&bufref, buf);
apply_autocmds(EVENT_BUFWINLEAVE, buf->b_fname,
buf->b_fname, FALSE, buf);
CHANGEDTICK(buf) = -1; /* note that we did it already */
if (bufref_valid(&bufref))
CHANGEDTICK(buf) = -1; /* note we did it already */
/* start all over, autocommands may mess up the lists */
next_tp = first_tabpage;
break;
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@@ -771,6 +771,8 @@ static char *(features[]) =
static int included_patches[] =
{ /* Add new patch number below this line */
/**/
1404,
/**/
1403,
/**/

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