X-Recipient: archive-cygwin AT delorie DOT com
DomainKey-Signature: a=rsa-sha1; c=nofws; d=sourceware.org; h=list-id
	:list-unsubscribe:list-subscribe:list-archive:list-post
	:list-help:sender:subject:references:to:from:message-id:date
	:mime-version:in-reply-to:content-type
	:content-transfer-encoding; q=dns; s=default; b=mQTc/dCeHtFCj62Q
	+kYnZhYROh++oOJwCf6oeQV2CHgJEMevVs7pIpbYIcU/zav6/Wqb1qNpkKfYeqqy
	/A0C89RYdvnGgxrkzE1V+1KiEKEtrhTJ7WFrCX+TDr+EO/oDklCrXcUUN34etfiP
	WexTmeDXrHohdO2r2p3pdrvEGWQ=
DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=sourceware.org; h=list-id
	:list-unsubscribe:list-subscribe:list-archive:list-post
	:list-help:sender:subject:references:to:from:message-id:date
	:mime-version:in-reply-to:content-type
	:content-transfer-encoding; s=default; bh=cBHs7PKEDyB/4RBvS/M68s
	kMqIE=; b=TyzpP4m9/acxkJLJ65+nk9IcxF+Q0j7uLI9RMgRkcKI9M7h+BxERTr
	GsFqlFj1ml/E2yzspwA4oEnfIk5iBcrwAGWCJ2pm8AfAVfiJ0rom9S6UFJg6YE+j
	/brNfYrthEFVbLyXQ9g64I7TBtRMcKfeswCkk953Y/EhY31gU7DNo=
Mailing-List: contact cygwin-help AT cygwin DOT com; run by ezmlm
List-Id: <cygwin.cygwin.com>
List-Subscribe: <mailto:cygwin-subscribe AT cygwin DOT com>
List-Archive: <http://sourceware.org/ml/cygwin/>
List-Post: <mailto:cygwin AT cygwin DOT com>
List-Help: <mailto:cygwin-help AT cygwin DOT com>, <http://sourceware.org/ml/#faqs>
Sender: cygwin-owner AT cygwin DOT com
Mail-Followup-To: cygwin AT cygwin DOT com
Delivered-To: mailing list cygwin AT cygwin DOT com
Authentication-Results: sourceware.org; auth=none
X-Virus-Found: No
X-Spam-SWARE-Status: No, score=-2.4 required=5.0 tests=AWL,BAYES_00,RCVD_IN_DNSWL_LOW autolearn=ham version=3.3.2 spammy=Today, reto, Hx-spam-relays-external:ESMTPA
X-HELO: out1-smtp.messagingengine.com
Subject: Re: gdb : Exception in SetThreadName(unsigned long, char const*) () from /usr/bin/cygwin1.dll
References: <CABo5xTrsEjGug4rZYmCsksK4NfHSqppuegtT6Gqtot+E+CpwRg AT mail DOT gmail DOT com> <48e78f73-875e-42db-f9a9-4d4d445799ed AT dronecode DOT org DOT uk>
To: cygwin AT cygwin DOT com
From: Jon Turney <jon DOT turney AT dronecode DOT org DOT uk>
Message-ID: <13601a36-3e6f-7201-acb2-533a1a145de4@dronecode.org.uk>
Date: Thu, 20 Oct 2016 14:52:18 +0100
User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:45.0) Gecko/20100101 Thunderbird/45.4.0
MIME-Version: 1.0
In-Reply-To: <48e78f73-875e-42db-f9a9-4d4d445799ed@dronecode.org.uk>
Content-Type: text/plain; charset=utf-8; format=flowed
Content-Transfer-Encoding: 7bit

On 10/09/2016 12:39, Jon Turney wrote:
> On 09/09/2016 05:15, Reto Huber wrote:
>> I am using cygwin for quite a while. Yesterday I did update.
>> Everything seemed to work smooth. Today I figured out that gdb does no
>> longer work debugging my project. Even a simple "Hello World" can not
>> be debugged anymore. The executable itself runs ok. Here the example
>
> Thanks for reporting this problem, and the test case.
>
>> gdb: unknown target exception 0x406d1388 at 0x7639c54f
>>
>> Program received signal ?, Unknown signal.
>
> This is related to the thread name support added in 2.6.0
>
> The exception used to pass the thread name to the debugger is supposed
> to be caught internally if the debugger doesn't handle it, but this
> doesn't seem to be working correctly on x86.

I have applied a fix for this.

>> Can you give me a hint how I can fix it? Can anyone reproduce the issue?
>
> At the moment, the workaround would be to downgrade to Cygwin 2.5.2, or
> to update to the gdb 7.11.1-1 test release (which has explicit handling
> for these thread naming exceptions)

So the combination of x86, gdb 7.10.1-1, and Cygwin snapshot 2016-10-20 
or later should also work.




--
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