commit https://github.com/vim/vim/commit/336bd622c31e1805495c034e1a8cfadcc0bbabc7 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Jan 17 18:23:58 2016 +0100 patch 7.4.1120 Problem: delete(x, 'rf') fails if a directory is empty. (Lcd) Solution: Ignore not finding matches in an empty directory.

Test for search('multi-byte char', 'bce')

STARTTEST
:source small.vim
:source mbyte.vim
:set encoding=utf-8
:/^Test bce:/+1
:$put =search('Ａ', 'bce', line('.'))
:1;/^Results:/,$wq! test.out
ENDTEST

Results:

Test bce:
Ａ