DomainKey-Signature: a=rsa-sha1; c=nofws; d=sourceware.org; h=list-id
	:list-unsubscribe:list-subscribe:list-archive:list-post
	:list-help:sender:message-id:date:from:mime-version:to:subject
	:references:in-reply-to:content-type:content-transfer-encoding;
	 q=dns; s=default; b=ITaw0Lb5BzUu3furnPtJK8zARO+zV2IZYvimdM6F7Ot
	md34wKM3BC/gSgAkXvnSNyDWkzhsl0C1+h+Dkleut7KvUYvZJAP2DUZrLcqkpVgy
	UfPZyQnZwuVuEeHcbeGHmN7TabrSDEkF+UvWzFilfw0MdtzJKZM/LPTBeZAdYDAY
	=
Mailing-List: contact cygwin-help@cygwin.com; run by ezmlm
Sender: cygwin-owner@cygwin.com
Mail-Followup-To: cygwin@cygwin.com
Message-ID: <520D5F29.1040307@cornell.edu>
Date: Thu, 15 Aug 2013 19:07:21 -0400
From: Ken Brown <kbrown@cornell.edu>
User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:17.0) Gecko/20130620 Thunderbird/17.0.7
MIME-Version: 1.0
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> <520D4F07.8050007@cornell.edu> <520D4FF7.5040405@cornell.edu> <520D5AA6.2010003@cs.utoronto.ca>
In-Reply-To: <520D5AA6.2010003@cs.utoronto.ca>
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding: 7bit

On 8/15/2013 6:48 PM, Ryan Johnson wrote:
> On 15/08/2013 6:02 PM, Ken Brown wrote:
>> On 8/15/2013 5:58 PM, Ken Brown wrote:
>>> 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.
>>
>> Or it might be 'autoreconf -I m4'.
>
> Something is still wrong:
>
> $ cd /scratch
> $ tar xaf /usr/src/emacs-24.3.tar.xz
> $ patch -p1 </usr/src/emacs-24.3-5.cygwin.patch
> patching file emacs-24.3/CYGWIN-PATCHES/emacs-X11.postinstall
> patching file emacs-24.3/CYGWIN-PATCHES/emacs-X11.preremove
> patching file emacs-24.3/CYGWIN-PATCHES/emacs-w32.postinstall
> patching file emacs-24.3/CYGWIN-PATCHES/emacs-w32.preremove
> patching file emacs-24.3/CYGWIN-PATCHES/emacs.postinstall
> patching file emacs-24.3/CYGWIN-PATCHES/emacs.preremove
> $ cd emacs-24.3
> $ autoreconf -I m4
> $ ./configure CFLAGS='-g -0g -fsanitize=address'
> LDFLAGS='-fsanitize=address' --without-all
> checking for a BSD-compatible install... /usr/bin/install -c
> checking whether build environment is sane... yes
> checking for a thread-safe mkdir -p... /usr/bin/mkdir -p
> checking for gawk... gawk
> checking whether make sets $(MAKE)... yes
> checking build system type... x86_64-unknown-cygwin
> checking host system type... x86_64-unknown-cygwin
> configure: error: Emacs hasn't been ported to `x86_64-unknown-cygwin'
> systems.
> Check `etc/MACHINES' for recognized configuration names.
>
> In particular, it doesn't look like the patch actually patches any emacs
> files at all... do I need to pull all past versions of the source
> package as well or something?

The source package for emacs-24.3-5 contains lots of patches that you 
didn't apply:

	nox_mouse.patch
	w32_encoding.patch
	configure.ac.patch
	syms_of_cygw32.patch
	image_background.patch
	w32term.w32_init.patch
	unexcw.patch
	memory_warnings.patch
	24.3-4_nt_icon.patch
	nonbootstrap_static_heap.patch
	24.3_memalign.patch

Ken

--
Problem reports:       http://cygwin.com/problems.html
FAQ:                   http://cygwin.com/faq/
Documentation:         http://cygwin.com/docs.html
Unsubscribe info:      http://cygwin.com/ml/#unsubscribe-simple