patch 9.0.1919: Wrong curswant when clicking on empty line or with vsplits Commit: https://github.com/vim/vim/commit/03cd697d635f1b0e7ffe21cf8244a8fb755f2ddb Author: zeertzjq <zeertzjq@outlook.com> Date: Wed Sep 20 20:08:40 2023 +0200 patch 9.0.1919: Wrong curswant when clicking on empty line or with vsplits Problem: Wrong curswant when clicking on empty line or with vsplits. Solution: Don't check for ScreenCols[] before the start of the window and handle empty line properly. closes: #13132 Signed-off-by: Christian Brabandt <cb@256bit.org> Co-authored-by: zeertzjq <zeertzjq@outlook.com>