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vim-patch:9.1.0065: Segfault with CompleteChanged autocommand (#27261)

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Problem:  Segfault with CompleteChanged autocommand
          (markonm )
Solution: Test match->cp_prev for being NULL before accessing it

closes: vim/vim#13929

fef6630166

Co-authored-by: Christian Brabandt <cb@256bit.org>
This commit is contained in:
zeertzjq
2024-01-30 07:34:37 +08:00
committed by GitHub
parent be5cf33836
commit a2070ba877
3 changed files with 39 additions and 6 deletions
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21
test/functional/editor/completion_spec.lua
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@@ -1078,7 +1078,24 @@ describe('completion', function()
]])
end)
it('does not crash if text is changed by first call to complete function #17489', function()
-- oldtest: Test_complete_changed_complete_info()
it('no crash calling complete_info() in CompleteChanged', function()
source([[
set completeopt=menuone
autocmd CompleteChanged * call complete_info(['items'])
call feedkeys("iii\<cr>\<c-p>")
]])
screen:expect([[
ii |
ii^ |
{2:ii }{0: }|
{0:~ }|*4
{3:-- Keyword completion (^N^P) The only match} |
]])
assert_alive()
end)
it('no crash if text changed by first call to complete function #17489', function()
source([[
func Complete(findstart, base) abort
if a:findstart
@@ -1097,7 +1114,7 @@ describe('completion', function()
assert_alive()
end)
it('does not crash when using i_CTRL-X_CTRL-V to complete non-existent colorscheme', function()
it('no crash using i_CTRL-X_CTRL-V to complete non-existent colorscheme', function()
feed('icolorscheme NOSUCHCOLORSCHEME<C-X><C-V>')
expect('colorscheme NOSUCHCOLORSCHEME')
assert_alive()