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Message-ID: <520D4F07.8050007@cornell.edu>
Date: Thu, 15 Aug 2013 17:58:31 -0400
From: Ken Brown <kbrown@cornell.edu>
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To: cygwin@cygwin.com
Subject: Re: 64-bit emacs crashes a lot
References: <51F3151D.7040000@cs.utoronto.ca> <51F33565.1090406@cornell.edu> <51F33F52.4060405@cs.utoronto.ca> <51FB1D9E.5090102@cs.utoronto.ca> <20130802080211.GA18054@calimero.vinschen.de> <51FB9228.2020309@cornell.edu> <51FBA100.90005@cs.utoronto.ca> <51FD5462.5020400@cs.utoronto.ca> <51FFBDFF.7040501@cornell.edu> <51FFC4F2.8080909@cs.utoronto.ca> <5203D89E.6030801@cornell.edu> <5203DCCA.1010105@cs.utoronto.ca> <5205B364.8090007@cs.utoronto.ca> <52064730.50404@cornell.edu> <"52065B3C.6060104@cs.utoronto <520CCA41.3000107"@cs.utoronto.ca> <520D089A.1020806@cornell.edu> <83ioz6op5v.fsf@gnu.org> <520D4036.8010303@cs.utoronto.ca> <520D44B9.7090206@cornell.edu> <520D4725.3030503@cs.utoronto.ca>
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On 8/15/2013 5:24 PM, Ryan Johnson wrote:
> On 15/08/2013 5:14 PM, Ken Brown wrote:
>> On 8/15/2013 4:55 PM, Ryan Johnson wrote:
>>> Program received signal SIGSEGV, Segmentation fault.
>>> ___chkstk_ms () at
>>> /usr/src/debug/gcc-4.8.1-1/libgcc/config/i386/cygwin.S:146
>>
>> You're not using the latest gcc, which is 4.8.1-3.  Any chance that
>> that's your problem?
> Heh. I actually do have the latest gcc, but somehow the upgrade didn't
> pick up the debug package (which showed as not installed in setup.exe).
> I have manually upgraded it now.

OK.  But doesn't the above show that the crash is occurring in gcc, not 
emacs?

> BTW, how do you compile emacs from the sources given? I tried untarring
> and patching, but I get the message:
>> configure: error: Emacs hasn't been ported to `x86_64-unknown-cygwin'
>> systems.
>> Check `etc/MACHINES' for recognized configuration names.

One of the patches changes configure.ac, so you have to run autoreconf 
after applying it.

Ken

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