[farther OT] Re: Why Is Escaping Data Considered So Magical?

[Lawrence D'Oliveiro]

In message <mailman.182.1278126257.1673.python-list at python.org>, Rami 
Chowdhury wrote:

> I'm sorry, perhaps you've misunderstood what I was refuting. You posted:
>> >> macro:
>> >>     #define Descr(v) &v, sizeof v
>> >> 
>> >> As written, this works whatever the type of v: array, struct,
>> >> whatever.
> 
> With my code example I found that, as others have pointed out,
> unfortunately it doesn't work if v is a pointer to a heap-allocated area.

It still correctly passes the address and size of that pointer variable. It 
that’s not what you intended, you shouldn’t use it.