Re: 3-bit array ...

[Robert A Duff <bobduff@world.std.com>]

Robert Dewar <robert_dewar@my-deja.com> writes:

> I must say I wonder if the GNAT (and now Averstar) decision is
> the right one. It would have been cleaner to say Pack always
> means 4, and you use a component size clause if you want 3.

It would be a Good Thing if all compilers did the same thing for sort of
thing.

> Bob, how far did Averstar go, did you just do 3 bits? In GNAt
> we close pack all sizes up to 64. (e.g. an array of Natural
> gets packed to 31, which can be quite a surprise, although the
> pragma Pack in this case is junk!)

I had better let Tucker answer that.  I've already given one piece of
misinformation in my original post.  I didn't do the work myself, so I
don't know the details.

- Bob