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diff src/testdir/test_regexp_utf8.vim @ 17444:f4ce361bb1e5 v8.1.1720

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patch 8.1.1720: crash with very long %[] pattern commit https://github.com/vim/vim/commit/2a5b52758bb327b89d22660cc28c157ec29782e5 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Jul 20 18:56:06 2019 +0200 patch 8.1.1720: crash with very long %[] pattern Problem: Crash with very long %[] pattern. (Reza Mirzazade farkhani) Solution: Check for reg_toolong. (closes https://github.com/vim/vim/issues/4703)
author Bram Moolenaar <Bram@vim.org>
date Sat, 20 Jul 2019 19:00:06 +0200
parents 2e2f07561f4b
children bb87c5c1e29b
line wrap: on
line diff
--- a/src/testdir/test_regexp_utf8.vim
+++ b/src/testdir/test_regexp_utf8.vim
@@ -206,3 +206,12 @@ func Test_large_class()
   call assert_equal(1, "\u3042" =~# '[\u3000-\u4000]')
   set re=0
 endfunc
+
+func Test_optmatch_toolong()
+  set re=1
+  " Can only handle about 8000 characters.
+  let pat = '\\%[' .. repeat('x', 9000) .. ']'
+  call assert_fails('call match("abc def", "' .. pat .. '")', 'E339:')
+  set re=0
+endfunc
+