commit https://github.com/vim/vim/commit/285bf84b4b9aca828828a8729b04cd59ab333dac Author: Bram Moolenaar <Bram@vim.org> Date: Thu Jan 7 22:34:01 2016 +0100 patch 7.4.1061 Problem: Compiler warning for ignoring return value of fwrite(). Solution: Do use the return value. (idea: Charles Campbell)

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