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-rw-r--r--src/nvim/window.c4
-rw-r--r--test/functional/legacy/crash_spec.lua19
-rw-r--r--test/old/testdir/crash/double_freebin0 -> 561 bytes
-rw-r--r--test/old/testdir/test_crash.vim6
4 files changed, 27 insertions, 2 deletions
diff --git a/src/nvim/window.c b/src/nvim/window.c
index b770f0ccab..4fde200a01 100644
--- a/src/nvim/window.c
+++ b/src/nvim/window.c
@@ -73,6 +73,7 @@
#include "nvim/statusline.h"
#include "nvim/strings.h"
#include "nvim/syntax.h"
+#include "nvim/tag.h"
#include "nvim/terminal.h"
#include "nvim/types_defs.h"
#include "nvim/ui.h"
@@ -5205,8 +5206,7 @@ void win_free(win_T *wp, tabpage_T *tp)
xfree(wp->w_lines);
for (int i = 0; i < wp->w_tagstacklen; i++) {
- xfree(wp->w_tagstack[i].tagname);
- xfree(wp->w_tagstack[i].user_data);
+ tagstack_clear_entry(&wp->w_tagstack[i]);
}
xfree(wp->w_localdir);
diff --git a/test/functional/legacy/crash_spec.lua b/test/functional/legacy/crash_spec.lua
index 04f77c7d4f..e72c3a512a 100644
--- a/test/functional/legacy/crash_spec.lua
+++ b/test/functional/legacy/crash_spec.lua
@@ -1,8 +1,12 @@
+local t = require('test.testutil')
local n = require('test.functional.testnvim')()
local assert_alive = n.assert_alive
local clear = n.clear
local command = n.command
+local eq = t.eq
+local eval = n.eval
+local exec = n.exec
local feed = n.feed
before_each(clear)
@@ -32,3 +36,18 @@ it('no crash with very long option error message', function()
pcall(command, 'source test/old/testdir/crash/poc_did_set_langmap')
assert_alive()
end)
+
+it('no crash when closing window with tag in loclist', function()
+ exec([[
+ new
+ lexpr ['foo']
+ lopen
+ let g:qf_bufnr = bufnr()
+ lclose
+ call settagstack(1, #{items: [#{tagname: 'foo', from: [g:qf_bufnr, 1, 1, 0]}]})
+ ]])
+ eq(1, eval('bufexists(g:qf_bufnr)'))
+ command('1close')
+ eq(0, eval('bufexists(g:qf_bufnr)'))
+ assert_alive()
+end)
diff --git a/test/old/testdir/crash/double_free b/test/old/testdir/crash/double_free
new file mode 100644
index 0000000000..895c4a04b6
--- /dev/null
+++ b/test/old/testdir/crash/double_free
Binary files differ
diff --git a/test/old/testdir/test_crash.vim b/test/old/testdir/test_crash.vim
index fd786e5d54..29061aa423 100644
--- a/test/old/testdir/test_crash.vim
+++ b/test/old/testdir/test_crash.vim
@@ -190,6 +190,12 @@ func Test_crash1_3()
call term_sendkeys(buf, args)
call TermWait(buf, 150)
+ let file = 'crash/double_free'
+ let cmn_args = "%s -u NONE -i NONE -n -e -s -S %s -c ':qa!'\<cr>"
+ let args = printf(cmn_args, vim, file)
+ call term_sendkeys(buf, args)
+ call TermWait(buf, 50)
+
" clean up
exe buf .. "bw!"
bw!