From dc15dcffadca790a7b274110c0b356dcc22dfb82 Mon Sep 17 00:00:00 2001
From: Jan Edmund Lazo <janedmundlazo@hotmail.com>
Date: Thu, 6 Sep 2018 05:08:15 -0400
Subject: vim-patch:8.0.0782: using freed memory in quickfix code

Problem:    Using freed memory in quickfix code. (Dominique Pelle)
Solution:   Handle a help window differently. (Yegappan Lakshmanan)
https://github.com/vim/vim/commit/d28cc3f55d4a5a980f6ac6fa682382822a223720
---
 src/nvim/testdir/test_quickfix.vim | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'src/nvim/testdir/test_quickfix.vim')

diff --git a/src/nvim/testdir/test_quickfix.vim b/src/nvim/testdir/test_quickfix.vim
index 33abb69ca6..ade656c45d 100644
--- a/src/nvim/testdir/test_quickfix.vim
+++ b/src/nvim/testdir/test_quickfix.vim
@@ -2269,3 +2269,17 @@ func Test_changedtick()
     call Xchangedtick_tests('c')
     call Xchangedtick_tests('l')
 endfunc
+
+" Open multiple help windows using ":lhelpgrep
+" This test used to crash Vim
+func Test_Multi_LL_Help()
+    new | only
+    lhelpgrep window
+    lopen
+    e#
+    lhelpgrep buffer
+    call assert_equal(3, winnr('$'))
+    call assert_true(len(getloclist(1)) != 0)
+    call assert_true(len(getloclist(2)) != 0)
+    new | only
+endfunc
-- 
cgit