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:message-id:references:date:from:reply-to
	:subject:to:in-reply-to:mime-version:content-type
	:content-transfer-encoding; q=dns; s=default; b=QfZS+TbQwSzhLVoW
	UZeVgVllvRzTXUnmKih4uxmke2LMVdzPjWDAD1koZYPxXIZy+PV8IJwLcMCZfqoZ
	ZOu0S7pnPhybj+/w5vgKRoeWXQG0Z4T+hj1Gx5KbHO4/Bj+7zLq907unqj0aanu+
	Dj8BJybCL71cOXK+wthVbA6UI5A=
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:message-id:references:date:from:reply-to
	:subject:to:in-reply-to:mime-version:content-type
	:content-transfer-encoding; s=default; bh=nwRB5nzrvT1ERbCEnBend5
	nJcIM=; b=YxWt+EDAOQczVhLNlYSnGGmiBsyeFARjVv7ah6ZvotfCPBDjULJQb8
	z8E2nboEKeBrga8kcIqKAPjPrhXjMr1MN5EiOMGSrFnWqHfZe5Qxrrt/gxoIZ/DD
	/tKdD4A11duzQs0WQL3NF5ygMf113j7pwqRw/g/Bv3fgFxYXuKrOE=
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=-0.4 required=5.0 tests=AWL,BAYES_50,FREEMAIL_ENVFROM_END_DIGIT,FREEMAIL_FROM,RCVD_IN_DNSWL_NONE,RP_MATCHES_RCVD,SPF_PASS autolearn=ham version=3.3.2 spammy=tatsuro, Tatsuro, gnuplot, H*F:D*yahoo.co.jp
X-HELO: nh605-vm4.bullet.mail.ssk.yahoo.co.jp
Message-ID: <68849.3623.qm@web101119.mail.kks.yahoo.co.jp>
X-YMail-JAS: lS1X3hUVM1l.oUdwe49hNQZ4kOo6f_IMdyDnBJEIpYwH1WXthw9XSg6E.7Uzs_ritn5eImBkuqi_WvnT0NKfBlSk33uhU6DbMB40A4f4GKnrqe9EwkPy7HplvHcbe6qf1hNn
References: <888012 DOT 8502 DOT qm AT web101106 DOT mail DOT kks DOT yahoo DOT co DOT jp> <20160412133924 DOT GO9870 AT calimero DOT vinschen DOT de> <58477 DOT 93886 DOT qm AT web101112 DOT mail DOT kks DOT yahoo DOT co DOT jp> <neltp4$c89$1 AT ger DOT gmane DOT org> <20160414075205 DOT GD1264 AT calimero DOT vinschen DOT de> <20160414190025 DOT fec117c21bb05fd0ac28592e AT nifty DOT ne DOT jp> <20160414135235 DOT GE1264 AT calimero DOT vinschen DOT de>
Date: Sun, 17 Apr 2016 13:29:38 +0900 (JST)
From: Tatsuro MATSUOKA <tmacchant2 AT yahoo DOT co DOT jp>
Reply-To: Tatsuro MATSUOKA <matsuoka AT nuce DOT nagoya-u DOT ac DOT jp>
Subject: Re: multiple definition of `atan2l' on the current Cygwin
To: cygwin AT cygwin DOT com
In-Reply-To: <20160414135235.GE1264@calimero.vinschen.de>
MIME-Version: 1.0
Content-Type: text/plain; charset=iso-8859-1
X-IsSubscribed: yes
Content-Transfer-Encoding: 8bit
X-MIME-Autoconverted: from quoted-printable to 8bit by delorie.com id u3H4U8SC019963

> From: Corinna Vinschen >
> To: cygwin> Cc: JonY
> Date: 2016/4/14, Thu 22:52
> Subject: Re: multiple definition of `atan2l' on the current Cygwin
> 
> On Apr 14 19:00, Takashi Yano wrote:
>>  Hi Corinna,
>> 
>>  On Thu, 14 Apr 2016 09:52:05 +0200
>>  Corinna Vinschen wrote:
>>  > If it's that simple, why does my STC (or a simple variation 
> thereof) not
>>  > complain?
>> 
>>  It is because optimizer removes the function call.
>> 
>>  Try:
>> 
>>  $ cat > m.cc <<EOF
>>  #include <cstdio>
>>  #include <cmath>
>> 
>>  int main()
>>  {
>>    long double x, y;
>>    scanf("%Lf %Lf", &x, &y);
>>    printf("%Lf\n", atan2l(x,y));
>>    return 0;
>>  }
>>  EOF
>>  $ g++ m.cc -lm
> 
> Thanks!  So that's why my testcase didn't work :}
> 
> This is actually a problem in libstdc++-v3.  On platforms missing
> certain long double functions libstdc++-v3 is built with stub functions
> using the same name.
> 
> Jon, any chance to rebuild the gcc packages ASAP?
> 
> 
> Thanks,
> Corinna
I have confirmed the mutiple definition error does not occur on gnuplot build with 
gcc-5.3.0-4 today.
Thanks!
Tatsuro


--
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