"Louis S." <sautier.louis@gmail.com> wrote:
> Hi, I'm not quite sure this is a bug but it appears that the
> --line-buffered option has no effect when used in conjunction with
> --files-with-matches.
> Here are some tests I ran with grep 2.20:
> 
> Please let me know if line-buffering is supposed to work in that case.

I see that it's designed, but I think that it's reasonable that output
of file names is also line buffered in grep --line-buffered.