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From: awdorrin <awdorrin@gmail.com>
Newsgroups: comp.lang.ada
Subject: Re: Interfacing between Ada and C: records and structs
Date: Thu, 2 Aug 2012 05:32:26 -0700 (PDT)
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Date: 2012-08-02T05:32:26-07:00
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On Thursday, August 2, 2012 12:39:46 AM UTC-4, Shark8 wrote:
>
> Try adding Pragma Pack( DATA_STRUCTURE ); to the record.
>

Even with the pragma Pack, it produces the same output.

I think Niklas is correct that an older version of GNAT must have treated the 'tagged null record' differently.