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From: Stephen Leake <Stephen.Leake@gsfc.nasa.gov>
Subject: Re: Fortran's Equivalence
Date: 1997/04/09
Message-ID: <334BA679.5E5D@gsfc.nasa.gov>#1/1
X-Deja-AN: 231818271
References: <333840D1.7B12@cae.ca> <E8385t.9zE@thomsoft.com>
 <dewar.860159911@merv> <3349165C.3B93@cae.ca>
 <1997Apr8.155111.26714@nosc.mil>
 <mheaney-ya023680000804971958130001@news.ni.net>
Organization: NASA Goddard Space Flight Center -- Greenbelt, Maryland USA
Reply-To: Stephen.Leake@gsfc.nasa.gov
Newsgroups: comp.lang.ada
Date: 1997-04-09T00:00:00+00:00
List-Id: <comp.lang.ada>


Matthew Heaney wrote:
> 
> True, "default" bit order depends on the compiler.  But for a record
> representation clause, Ada 95 allows the programmer to specify how to
> interpret the bit order via the 'Bit_Order attribute definition clause.
> 
> for My_Record_Type'Bit_Order use Low_Order_First;
> 
> means that component A occupies the least significant portion of the 32
> bits of storage.   See RM95 13.5.3.

Unfortunately, not even gnat implements this attribute!

-- 
- Stephe