Subject: bug#21542: 25.0.50; emacs_backtrace.txt

From: Drew Adams <[email-masked]>
Date: Thu, 24 Sep 2015 08:12:14 -0700 (PDT)

> FWIW, here's the translation of the backtrace:
> 
> ?? ??:0
> ?? ??:0
> ?? ??:0
> ?? ??:0
> w32_backtrace at w32fns.c:9386
> 
> (Glenn seems to be right.  Nothing can be done with this)

FWIW, I keep getting this crash.  And similar crashes with a build
from a month ago.  And they seem to be random in occurrence.