From 80eafef3bb54b3d695b4e23d02d2cb4572c6c224 Mon Sep 17 00:00:00 2001
From: erw7 <erw7.github@gmail.com>
Date: Sun, 13 Sep 2020 01:39:07 +0900
Subject: vim-patch:8.1.0489: crash when autocmd clears vimpgrep location list

Problem:    Crash when autocmd clears vimpgrep location list.
Solution:   Return from qf_jump_edit_buffer() early. (Yegappan Lakshmanan)
https://github.com/vim/vim/commit/b6f1480a6a8b1a6fa4d5da97aeb5f4755b71eb91
---
 src/nvim/testdir/test_quickfix.vim | 42 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 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 926103b69f..52226327b1 100644
--- a/src/nvim/testdir/test_quickfix.vim
+++ b/src/nvim/testdir/test_quickfix.vim
@@ -3342,6 +3342,17 @@ func Test_lvimgrep_crash()
   augroup QF_Test
     au!
   augroup END
+
+  new | only
+  augroup QF_Test
+    au!
+    au BufEnter * call setloclist(0, [], 'r')
+  augroup END
+  call assert_fails('lvimgrep Test_lvimgrep_crash *', 'E926:')
+  augroup QF_Test
+    au!
+  augroup END
+
   enew | only
 endfunc
 
@@ -3432,6 +3443,37 @@ func Test_lhelpgrep_autocmd()
   call assert_equal('help', &filetype)
   call assert_equal(1, getloclist(0, {'nr' : '$'}).nr)
   au! QuickFixCmdPost
+
+  new | only
+  augroup QF_Test
+    au!
+    au BufEnter * call setqflist([], 'f')
+  augroup END
+  call assert_fails('helpgrep quickfix', 'E925:')
+  augroup QF_Test
+    au! BufEnter
+  augroup END
+
+  new | only
+  augroup QF_Test
+    au!
+    au BufEnter * call setqflist([], 'r')
+  augroup END
+  call assert_fails('helpgrep quickfix', 'E925:')
+  augroup QF_Test
+    au! BufEnter
+  augroup END
+
+  new | only
+  augroup QF_Test
+    au!
+    au BufEnter * call setloclist(0, [], 'r')
+  augroup END
+  call assert_fails('lhelpgrep quickfix', 'E926:')
+  augroup QF_Test
+    au! BufEnter
+  augroup END
+
   new | only
 endfunc
 
-- 
cgit