Optional parameters referring to previous parameters?

[Simen Kjaeraas]

On Thu, 10 May 2012 19:07:47 +0200, Tove <tove at fransson.se> wrote:

> On Thursday, 10 May 2012 at 15:51:08 UTC, Steven Schveighoffer wrote:
>> On Thu, 10 May 2012 11:48:25 -0400, Steven Schveighoffer  
>> <schveiguy at yahoo.com> wrote:
>>
>> And BTW, it's not just sugar -- you are saving a function call and  
>> unnecessary code space.
>>
>> -Steve
>
> ui, pretty please! I love it too, it would allow this marvelous  
> construct!
>
> auto my_extended_alloca(size_t size, void* buf=alloca(size))
> {
>    return buf;
> }

I loves that.