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From: "Luke A. Guest" <laguest@archeia.com>
Newsgroups: comp.lang.ada
Subject: Re: Ada on Apple's new procesors
Date: Tue, 23 Jun 2020 18:52:40 +0100
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On 23/06/2020 17:16, Optikos wrote:

>> GNAT-LLVM with possibly a custom system-aarch.ads and other runtime parts..
> 
> Without paying a hefty proprietary-licensing fee to AdaCore, isn't GNAT-LLVM distributed only under pure GPLv3 without the Runtime Library Exception (RLE)?  Wouldn't that mean that GNAT-LLVM on MacOS (and iOS) can be utilized by software distributed under GPL-compatible licenses, lest that software violate terms of GPLv3?
> 

Yes that is a problem, but not here.

When you build llvm-gnat, you download the FSF GNAT which comes with the
runtime exception so you can link away all you like without having to
pay for anything :)

Luke.