patch 8.0.0250: virtcol() does not work well for multi-byte characters commit https://github.com/vim/vim/commit/0c0590d9827cb07a33c1552cb3558b94bddcb4dc Author: Bram Moolenaar <Bram@vim.org> Date: Sat Jan 28 13:48:10 2017 +0100 patch 8.0.0250: virtcol() does not work well for multi-byte characters Problem: When virtcol() gets a column that is not the first byte of a multi-byte character the result is unpredictable. (Christian Ludwig) Solution: Correct the column to the first byte of a multi-byte character. Change the utf-8 test to new style.

README_src.txt for version 8.0 of Vim: Vi IMproved.

The source archive contains the files needed to compile Vim on Unix systems.
It is packed for Unix systems (NL line separator).

For more information, see the README.txt file that comes with the runtime
archive (vim-8.0-rt.tar.gz).  To be able to run Vim you MUST get the runtime
archive too!