The Demise of Dynamic Arrays?!

Andrei Alexandrescu SeeWebsiteForEmail at erdani.org
Tue Dec 15 10:21:04 PST 2009


retard wrote:
> Tue, 15 Dec 2009 09:42:26 -0500, Steven Schveighoffer wrote:
> 
>> On Tue, 15 Dec 2009 02:25:11 -0500, S <S at s.com> wrote:
>>
>>> Excuse me, because I haven't been active in the D community the last
>>> year due to school concerns.  However, I have been  fiddling with the
>>> language and on this newsgroups since 2001.
>>>
>>> As I understand it, dynamic arrays are going away  soon in D2.0 in
>>> favor of an ArrayBuilder class.
>>>
>>> I don't like it at all.  I want to stomp my feet and throw a temper
>>> tantrum.   As far as I am concerned, T[] has always been an
>>> array-builder.   Now, I'd appreciate some considering, and that you'll
>>> excuse my poor phrasing when it comes to terminology (I am not a
>>> trained computer scientist).
>> It's not going away.  The plan as I understand it(*) is to fix dynamic
>> array stomping problems, and make thread-local dynamic arrays append
>> efficiently without using the GC lock where possible.
>>
>> -Steve
>>
>> (*) I am not Walter Bright/Andrei Alexandrescu and so I do not have any
>> final word on what makes it into D2 or not, these are just speculations
>>  from communications I've been involved in.
> 
> Most likely Walter won't even tell what kind of arrays D2 will have. 
> Anything can happen. The final word is the undocumented executable you 
> can download when the book hits stores.

That's a bit of an oxymoron isn't it :o). The book _is_ the 
documentation, and the chapter dedicated to arrays has been public for a 
while.

http://erdani.com/d/thermopylae.pdf


Andrei



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