[Bug win32/14529] Make gdb capable of JIT-debugging on W32

[Eli Zaretskii]

> From: LRN <lrn1986@gmail.com>
> Date: Mon, 18 Jul 2016 13:08:35 +0300
> 
> On 10.07.2016 17:54, Eli Zaretskii wrote:
> > On 10.07.2016 16:05, LRN wrote:
> >> On 02.07.2016 10:47, Eli Zaretskii wrote:
> >>> On 02.07.2016 4:16, LRN wrote:
> >>>> So, anyway, is anything else expected of me? When should i expect to
> >>>> see the patches pushed?
> >>>
> >>> Please wait for a week, and if it doesn't get pushed, ping us here.
> >> 
> >> ping
> >> 
> > 
> > Any objections to me pushing this to master?  Anyone?
> > 
> 
> ping

Sorry for the delay: life intervened big time.

If no one beats me to it, I will push this weekend.  Thank you for
your patience.

P.S. Do we really need a configure-time option?  Why not enable the
feature by default in the MinGW and Cygwin builds?