[Cython] a warning on using string/buffer objects for getting tmp memory

[Robert Bradshaw]

On Apr 12, 2008, at 4:09 PM, Lisandro Dalcin wrote:

> I've just realized that using a string or buffer object for automatic
> management of memory as I proposed has a pitfall: memory alignement is
> not guaranteed.
>
> So perhaps the only way to go is with this trick is to use a custom
> python object internally calling malloc/free.

It looks like strings are aligned on int boundaries (given their  
struct). What guarantee does one have about malloc? I would imagine  
we would have a custom object (which would be very simple) and even  
faster than a stringobject.

- Robert