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Message-ID: <530F4818.2040300@marino.st>
Date: Thu, 27 Feb 2014 15:13:44 +0100
From: John Marino <freebsd.contact@marino.st>
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To: Tijl Coosemans <tijl@FreeBSD.org>
Subject: Re: svn commit: r336343 - in head: . Mk/Uses
References: <201312131322.rBDDMWZC038800@svn.freebsd.org>	<alpine.LSU.2.11.1312160847420.2366@tuna.site>	<20131217215533.3c0d9fcb@kalimero.tijl.coosemans.org>	<20131217210048.GM99753@ithaqua.etoilebsd.net>	<alpine.LSU.2.11.1402242318220.2233@tuna.site>	<20140227145638.4d6d9307@kalimero.tijl.coosemans.org>	<530F458B.1050209@marino.st>
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Cc: svn-ports-head@freebsd.org, Baptiste Daroussin <bapt@FreeBSD.org>,
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On 2/27/2014 15:09, Tijl Coosemans wrote:
> On Thu, 27 Feb 2014 15:02:51 +0100 John Marino wrote:
>> On 2/27/2014 14:56, Tijl Coosemans wrote:
>>> On Wed, 26 Feb 2014 23:03:08 +0100 (CET) Gerald Pfeifer wrote:
>>>
>>>> And it makes USES=fortran picking up the compiler specified with
>>>> USE_GCC=X.Y, as a number of committers/users have asked the last
>>>> months, harder.
>>>
>>> There are no ports with that combination at the moment, but I'm also not
>>> sure it would be a good thing to let the choice of Fortran compiler
>>> depend on USE_GCC=x.y.  It's much safer to have all Fortran code on a
>>> system compiled with one compiler.
>>
>> Er, no, Gerald is correct.
>> The fortran compiler used needs to be the same as USE_GCC.  I know this
>> from experience with use of my ALTCOMPILER patch (pending approval).
>> The fact that fortran was hardcoded to gcc4.6 was the source of
>> breakage.  Gerald fixed something that I've had a pending patch for a
>> few months now.
> 
> Can you explain what that problem is exactly?
> 

Unreferenced symbols during linking IIRC.  I don't have a representative
error log handy, nor do I remember a specific port that would fail if
built with gcc4.8 and fortran 4.6, but there are some.

John