# HG changeset patch
# User Bram Moolenaar <Bram@vim.org>
# Date 1668459604 -3600
# Node ID c61a9d832537baf67ea5558696dd0591710225b6
# Parent  3a07a6df9786ed6fd182450b8c731388fc680bc9
patch 9.0.0882: using freed memory after SpellFileMissing autocmd uses bwipe

Commit: https://github.com/vim/vim/commit/c3d27ada14acd02db357f2d16347acc22cb17e93
Author: Bram Moolenaar <Bram@vim.org>
Date:   Mon Nov 14 20:52:14 2022 +0000

    patch 9.0.0882: using freed memory after SpellFileMissing autocmd uses bwipe

    Problem:    Using freed memory after SpellFileMissing autocmd uses bwipe.
    Solution:   Bail out if the window no longer exists.

diff --git a/src/spell.c b/src/spell.c
--- a/src/spell.c
+++ b/src/spell.c
@@ -2110,8 +2110,8 @@ did_set_spelllang(win_T *wp)
 	    {
 		spell_load_lang(lang);
 		// SpellFileMissing autocommands may do anything, including
-		// destroying the buffer we are using...
-		if (!bufref_valid(&bufref))
+		// destroying the buffer we are using or closing the window.
+		if (!bufref_valid(&bufref) || !win_valid_any_tab(wp))
 		{
 		    ret_msg = N_(e_spellfilemising_autocommand_deleted_buffer);
 		    goto theend;
diff --git a/src/testdir/test_spell.vim b/src/testdir/test_spell.vim
--- a/src/testdir/test_spell.vim
+++ b/src/testdir/test_spell.vim
@@ -159,6 +159,19 @@ func Test_spell_file_missing()
   %bwipe!
 endfunc
 
+func Test_spell_file_missing_bwipe()
+  " this was using a window that was wiped out in a SpellFileMissing autocmd
+  set spelllang=xy
+  au SpellFileMissing * n0
+  set spell
+  au SpellFileMissing * bw
+  snext somefile
+
+  au! SpellFileMissing
+  bwipe!
+  set nospell spelllang=en
+endfunc
+
 func Test_spelldump()
   " In case the spell file is not found avoid getting the download dialog, we
   " would get stuck at the prompt.
diff --git a/src/version.c b/src/version.c
--- a/src/version.c
+++ b/src/version.c
@@ -696,6 +696,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    882,
+/**/
     881,
 /**/
     880,