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From: Simon Wright <simon@pushface.org>
Newsgroups: comp.lang.ada
Subject: Re: Current statu of ASIS for GNAT 2012, please ?
Date: Sat, 15 Oct 2011 14:50:54 +0100
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Date: 2011-10-15T14:50:54+01:00
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Simon Wright <simon@pushface.org> writes:

> Ludovic Brenta <ludovic@ludovic-brenta.org> writes:
>
>> Debian solves that problem by introducing libgnatvsn, a library
>> compiled from GCC sources and containing gnatvsn.ads, sinfo.ad[bs],
>> snames.ad[bs] and everything they depend on.  libasis is compiled
>> against libgnatvsn.  AFAICT, asis 2010 works with gnat-4.6 on Debian
>> but I'd like to have a good test case.  Simon, could you explain how
>> you got the Tree_Format_Error exceptionss so I can try the same thing
>> that you did?
>
> This turned out to be my mistake; as Ludovic implies, you need to
> replace the whole of the asis-2010 gnat/ directory by the corresponding
> files from the compiler you're actually using.
>
> I still think that if the tree format version number hasn't changed you
> shouldn't get Tree_Format_Error exceptions! but everyone's human, after
> all.
>
> There are a couple of things in the ASIS code that aren't supported by
> GCC 4.6; "Name_Implemented_By_Entry" and "Is_Overriding_Operation". Not
> sure how these will affect users, though.
>
> I'll be writing this up properly soon.

Written up at
<http://forward-in-code.blogspot.com/2011/10/building-asis.html>.