On Apr 26, 2013, at 4:05 AM, Bernd Schmidt <ber...@codesourcery.com> wrote:
> On 04/24/2013 09:14 PM, DJ Delorie wrote:
>>> 24 bits stored as three bytes, or four? How does this affect vtable
>>> layout? I would have expected the C++ frontend and libsupc++ to
>>> currently be inconsistent with each other given such a setup.
>> 
>> In memory, four, I think.  The address registers really are three
>> bytes though.  They're PSImode and gcc doesn't really have a good way
>> of using any specified PSImode precision.

I have patches to let one specify a precision for partial int types, easy 
enough to do, and the rest of the compiler plays nicely for the most part with 
it...

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