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vim-patch:8.1.1968: crash when using nested map() (#27029)

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Problem:    Crash when using nested map().
Solution:   Clear the pointer in prepare_vimvar(). (Ozaki Kiichi,
            closes vim/vim#4890, closes vim/vim#4891)

27da7de7c5

Cherry-pick Test_filter_map_nested() from patch 8.1.1964.

Co-authored-by: Bram Moolenaar <Bram@vim.org>
This commit is contained in:
zeertzjq
2024-01-16 09:32:57 +08:00
committed by GitHub
parent 73e1942abe
commit a34451982f
3 changed files with 16 additions and 1 deletions
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4
test/old/testdir/test_functions.vim
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@@ -2671,6 +2671,10 @@ func Test_readdir()
let files = readdir('Xdir', {x -> len(add(l, x)) == 2 ? -1 : 1})
call assert_equal(1, len(files))
" Nested readdir() must not crash
let files = readdir('Xdir', 'readdir("Xdir", "1") != []')
call sort(files)->assert_equal(['bar.txt', 'dir', 'foo.txt'])
eval 'Xdir'->delete('rf')
endfunc