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Date: Tue, 08 Jul 2014 11:36:07 -0500
From: Yaakov Selkowitz <yselkowitz@cygwin.com>
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To: cygwin@cygwin.com
Subject: Re: Emacs-w32... Still Crashing
References: <1404760352.3454.YahooMailNeo@web185401.mail.gq1.yahoo.com> <53BBF86B.7090801@cornell.edu> <20140708150247.GB2855@ednor.casa.cgf.cx>
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On 2014-07-08 10:02, Christopher Faylor wrote:
> On Tue, Jul 08, 2014 at 09:55:55AM -0400, Ken Brown wrote:
>> Grasping at straws, as usual, I wonder if these mysterious crashes could
>> be related to a bug that Corinna just fixed:
>>
>>    https://cygwin.com/ml/cygwin-cvs/2014-q3/msg00004.html
>>
>> Corinna, is this plausible?  If so, maybe Gustav should try the next
>> snapshot of the Cygwin DLL.  (The current one doesn't seem to have this
>> fix in it.)
>
> Actually, I was scratching my head over that change and wondering
> what it was supposed to solve.

We believe that this was the cause of e.g. mandb aborting on x86_64 
without manually enlarging the stack commit size:

https://cygwin.com/ml/cygwin/2014-07/msg00046.html

Perhaps those seeing emacs crashes could try `peflags -X0x20000 
/usr/bin/emacs*.exe' and see if that helps?  If so, that would confirm 
the need for this patch.


Yaakov


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