On Sat, Jan 21, 2017 at 1:14 AM, Norihiro Tanaka <noritnk@kcn.ne.jp> wrote:
> grep -Fo may not match longest pattern in grep 2.26 or later including
> current master.
>
> $ printf 'abce\n' > in
> $ printf 'abcd\nc\nbce\n' > pat
> $ LC_ALL=C src/grep -Fof pat in
> c
>
> We expect "bce" in this case.

Nice. I am glad you caught that.
I've adjusted some wording and will push this soon: