[V4 01/18] vla: introduce allocated/associated flags

[Doug Evans]

On Wed, Feb 11, 2015 at 12:43 AM, Joel Brobecker <brobecker@adacore.com> wrote:
>> I can even imagine removing data_location from the main_type "base class"
>> [see below].  But I'm not advocating that that needs to be done
>> now or even soon.
>
> I thought of that, also, and in the end, decided not to suggest it
> because it is slightly more complex to implement. In particular,
> you'd need to know whether you'll neex some extra room at the end
> before you allocate the type (or else, you'll have to realloc it
> later on, and this might not be easy to do when it is allocated on
> an obstack).

Yep. 'twas on my mind as well, it's something I'd like to see
looked into.