Re: emacs-21.1.94 crash in gnus on Windows

[Andy Moreton <andrewjmoreton@gmail.com>]

On Tue 16 Mar 2010, Eli Zaretskii wrote:

>> Date: Tue, 16 Mar 2010 12:53:51 +0000
>> From: Andy Moreton <andrewjmoreton@googlemail.com>
>> CC: emacs-devel@gnu.org
>> 
>> > First, please file a bug report with this information.
>> 
>> I've sent a bug report (from another machine after recreating the crash).
>
> Didn't see it yet.  So I'm responding here, for the time being.

Details at http://debbugs.gnu.org/cgi/bugreport.cgi?bug=5730

>> emacs was configured on both machines with "--no-opt". I've added details of 
>> the crash in the bug report below.
>> 
>> Program received signal SIGSEGV, Segmentation fault.
>> 0x01030355 in pos_visible_p (w=0x307c800, charpos=0x5ad, x=0x82f0c4,
>> y=0x82f0c0, rtop=0x82f0d8,
>>       rbot=0x82f0d4, rowh=0x82f0d0, vpos=0x82f0cc) at xdisp.c:1396
>> 1396                      for (; glyph < end
>
> Hmm, that's a strange place to get hit by SIGSEGV.  Can you try to see
> what exactly caused the crash?  When in doubt, I usually disassemble
> the vicinity of the address where it crashed (0x01030355 in this
> case), find the instruction that crashed, and then compare the
> disassembly to the source to find which source line the failed
> instruction came from.  The GDB command "info line" might help in the
> initial estimation of the source line to which the failed address
> belongs.

I'll try to reproduce it and report back if I can shed any further
light. I haven't supplied any command line arguments when running under
gdb - do I need to use "-Q" to get something you can reproduce ?

    AndyM