Patch 8.2.4782
Problem: Accessing freed memory.
Solution: Clear evalarg after checking for trailing characters.
(issue #10218)
Files: src/userfunc.c, src/testdir/test_lambda.vim
*** ../vim-8.2.4781/src/userfunc.c 2022-04-17 12:46:50.101294003 +0100
--- src/userfunc.c 2022-04-18 15:19:45.984931378 +0100
***************
*** 5529,5535 ****
}
if (eap->skip)
--emsg_skip;
- clear_evalarg(&evalarg, eap);
// When inside :try we need to check for following "| catch" or "|
endtry".
// Not when there was an error, but do check if an exception was thrown.
--- 5529,5534 ----
***************
*** 5549,5554 ****
--- 5548,5555 ----
else
set_nextcmd(eap, arg);
}
+ // Must be after using "arg", it may point into memory cleared here.
+ clear_evalarg(&evalarg, eap);
end:
dict_unref(fudi.fd_dict);
*** ../vim-8.2.4781/src/testdir/test_lambda.vim 2022-04-17 15:06:31.042622659
+0100
--- src/testdir/test_lambda.vim 2022-04-18 15:18:52.880952986 +0100
***************
*** 1,6 ****
--- 1,7 ----
" Test for lambda and closure
source check.vim
+ import './vim9.vim' as v9
func Test_lambda_feature()
call assert_equal(1, has('lambda'))
***************
*** 54,59 ****
--- 55,75 ----
call assert_true(s:n > m)
endfunc
+ func Test_lambda_vim9cmd_linebreak()
+ CheckFeature timers
+
+ let lines =<< trim END
+ vim9cmd call timer_start(10, (x) => {
+ # comment
+ g:result = 'done'
+ })
+ END
+ call v9.CheckScriptSuccess(lines)
+ sleep 50m
+ call assert_equal('done', g:result)
+ unlet g:result
+ endfunc
+
func Test_lambda_with_partial()
let l:Cb = function({... -> ['zero', a:1, a:2, a:3]}, ['one', 'two'])
call assert_equal(['zero', 'one', 'two', 'three'], l:Cb('three'))
*** ../vim-8.2.4781/src/version.c 2022-04-18 14:32:39.658029923 +0100
--- src/version.c 2022-04-18 15:08:32.753261806 +0100
***************
*** 748,749 ****
--- 748,751 ----
{ /* Add new patch number below this line */
+ /**/
+ 4782,
/**/
--
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/// Bram Moolenaar -- [email protected] -- http://www.Moolenaar.net \\\
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