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From: Ludovic Brenta <ludovic@ludovic-brenta.org>
Newsgroups: comp.lang.ada
Subject: Re: GPL-only code with GPL GNAT?
Date: Wed, 29 Jul 2009 05:42:44 -0700 (PDT)
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Date: 2009-07-29T05:42:44-07:00
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vlc wrote on comp.lang.ada:
> Hi *,
>
> I read in another thread that it would be only allowed to write GPL
> code with GNAT. I also remember to have read something like this on
> AdaCore's web site for the GPS - GPL version.
>
> I always thought that the GNAT was based on gcc (at least gnatmake is
> calling gcc on my PC). With gcc, I can write closed source code, it is
> even allowed to link CSS with glibc - there is an extra exception from
> the LGPL for glibc made by the FSF.
>
> Does this not hold true with GNAT? And where is the limitation? In the
> compiler or in the libraries? I cannot imagine that the GPL puts
> restrictions on the compiled code based on the compiler. Maybe the
> libraries are dual-licensed under GPL (which allows only linking
> against GPL'ed code) and a proprietary license one has to buy?
>
> Thanks a lot for any clearification!

Read it here:
http://en.wikibooks.org/wiki/Ada_Programming/Installing#GNAT.2C_the_GNU_Ada_Compiler_from_AdaCore_and_the_Free_Software_Foundation

--
Ludovic Brenta.