[m-rev.] for review: Upgrade Boehm GC to v7.6.2

[Peter Wang]

On Wed, 10 Jan 2018 15:51:56 +1100, Peter Wang <novalazy at gmail.com> wrote:
> On Tue, 9 Jan 2018 21:58:33 -0500 (EST), Julien Fischer <jfischer at opturion.com> wrote:
> > The upgraded collector is available in rotd-2018-01-09.  I've tested on
> > OS X (10.11) and it seems fine; I'll check Windows over the next few
> > days.  If you have something running Alpine Linux available (or anything else
> > using the musl libc), could you please check that the rotd-2018-01-09
> > source distribution works on it and let me know.
> 
> Hi Julien,
> 
> It works correctly under Alpine Linux as well.

Actually, a static linked program will crash immediately.
Something to look at later.

Peter