Mercurial > vim
diff src/testdir/test_mapping.vim @ 27221:165a799b4129 v8.2.4139
patch 8.2.4139: using freed memory in expression abbreviation
Commit: https://github.com/vim/vim/commit/94075b2b0e8e3b75334799d2c082497fbf85ffa1
Author: Bram Moolenaar <Bram@vim.org>
Date: Tue Jan 18 20:30:39 2022 +0000
patch 8.2.4139: using freed memory in expression abbreviation
Problem: Using freed memory if an expression abbreviation deletes the
abbreviation.
Solution: Do not access the pointer after evaluating the expression.
author | Bram Moolenaar <Bram@vim.org> |
---|---|
date | Tue, 18 Jan 2022 21:45:02 +0100 |
parents | 1af5263a4509 |
children | bd072d44eb2c |
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--- a/src/testdir/test_mapping.vim +++ b/src/testdir/test_mapping.vim @@ -704,6 +704,11 @@ func Test_mapcomplete() mapclear endfunc +func GetAbbrText() + unabbr hola + return 'hello' +endfunc + " Test for <expr> in abbreviation func Test_expr_abbr() new @@ -719,7 +724,14 @@ func Test_expr_abbr() call assert_equal('', getline(1)) unabbr <expr> hte - close! + " evaluating the expression deletes the abbreviation + abbr <expr> hola GetAbbrText() + call assert_equal('GetAbbrText()', maparg('hola', 'i', '1')) + call feedkeys("ahola \<Esc>", 'xt') + call assert_equal('hello ', getline('.')) + call assert_equal('', maparg('hola', 'i', '1')) + + bwipe! endfunc " Test for storing mappings in different modes in a vimrc file