bug#12426: 24.2.50; Emacs is closed unexpectedly after query-replace

[Eli Zaretskii]

> Date: Wed, 12 Sep 2012 21:39:47 +0300
> From: Eli Zaretskii <eliz@gnu.org>
> Cc: 12426@debbugs.gnu.org
> 
> > Date: Wed, 12 Sep 2012 20:06:03 +0200
> > From: Dani Moncayo <dmoncayo@gmail.com>
> > 
> > Recipe from emacs -Q:  a <SPC> b M-a M-% a <SPC> b <RET> c <RET> <SPC>
> > 
> > After doing that, my Emacs session suddenly ends.
> 
> It exits due to an assertion violation.  Looks like the recent changes
> that introduced fatal_error_backtrace are a misfeature on Windows.
> 
> I'm looking at the reason for the assertion violation; the
> fatal_error_backtrace thingy is next.

The second part is fixed in trunk revision 109997, Emacs no longer
silently exits with the recipe in this bug report.