To add another data point, the latest master builds and runs well for me
on NetBSD 7.0.1_PATCH amd64 (GCC (nb2 20150115) 4.8.4). I used it for a
while with normal editing and packages like Magit, W3m, SLIME and etc. No
problems so far.

On Sun, Dec 11, 2016 at 11:33 AM, Eli Zaretskii <eliz@gnu.org> wrote:

> > From: Ken Raeburn <raeburn@raeburn.org>
> > Date: Sat, 10 Dec 2016 21:51:13 -0500
> > Cc: emacs-devel@gnu.org,
> >  Tom Tromey <tom@tromey.com>
> >
> > The branch builds & runs fine for me on Mac OS X 10.11.6 (i.e., one
> major release out of date).  Only tested with a few hours of normal code
> editing work locally and via TRAMP so far though.
>
> Thanks.  You can go back to master, now that concurrency landed there.
>
>