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From: tmoran@acm.org
Newsgroups: comp.lang.ada
Subject: Re: AdaYY wish list from current projects
References: <slrn99cdnh.ju.lutz@taranis.iks-jena.de>
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>   head_len at 0 range 0 .. 3; -- or 4 .. 7 depending on the bit order.
>   ...
>   payload at head_len*4 range 0 .. packet_len - 32*head_len;
  I would expect the compiler to generate code for a static layout, but
surely the code for the above is asking a lot.  The compiler does a
lot for you, but there are limits.