Problem: 'showcmd' not redrawn with empty mapping triggered on timeout.
Solution: Don't postpone redraw when inside vgetorpeek(). Also move test
for tabline 'showcmd' to test_tabline.vim.
fixes: vim/vim#20839closes: vim/vim#208402e9687647a
Problem: potential buffer underrun when settings statusline like option
(q1uf3ng)
Solution: Validate that p > out before accessing p[-1]
closes: vim/vim#1996191b402f575
Co-authored-by: Christian Brabandt <cb@256bit.org>
Problem: Tabline highlight wrong after truncated double width label.
Solution: Fill up half a double width character later. (closesvim/vim#12614)
d392a74c5a
