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vim-patch:8.2.3357: crash when 'virtualedit' is set and window is narrow

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Problem:    Crash when 'virtualedit' is set and window is narrow. ()
Solution:   Check that width is not zero. (closes vim/vim#8767)
02f8694a6b
This commit is contained in:
Sean Dewar 2021-08-21 16:13:51 +01:00
parent 2ddfd6b999
commit 26b7faf1f2
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GPG Key ID: 08CC2C83AD41B581
2 changed files with 13 additions and 1 deletions
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3
src/nvim/cursor.c
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@ -130,7 +130,8 @@ static int coladvance2(
if (finetune if (finetune
&& curwin->w_p_wrap && curwin->w_p_wrap
&& curwin->w_width_inner != 0 && curwin->w_width_inner != 0
&& wcol >= (colnr_T)width) { && wcol >= (colnr_T)width
&& width > 0) {
csize = linetabsize(line); csize = linetabsize(line);
if (csize > 0) if (csize > 0)
csize--; csize--;

11
src/nvim/testdir/test_number.vim
View File

@ -320,4 +320,15 @@ func Test_number_rightleft()
bw! bw!
endfunc endfunc
" This used to cause a divide by zero
func Test_number_no_text_virtual_edit()
vnew
call setline(1, ['line one', 'line two'])
set number virtualedit=all
normal w
4wincmd |
normal j
bwipe!
endfunc
" vim: shiftwidth=2 sts=2 expandtab " vim: shiftwidth=2 sts=2 expandtab