[phobos] array appending changes to druntime

[Walter Bright]

I agree, add what you have in now along with a comment about 
improvements that also need doing, so they won't get forgotten.

Andrei Alexandrescu wrote:
> Perfect. Thank you!
>
> Andrei
>
> Steve Schveighoffer wrote:
>> Yes, it's me.
>>
>> Through discussion with Sean, the changes will be added (I will post 
>> it within the next couple days).  I need to recreate the patch with 
>> the newest druntime directory structure.  It's my fault it's not in 
>> yet, Sean told me he would add it late january, but I was on 
>> vacation  the first week of Feb, and the last week has been very busy 
>> for me.
>>
>> There is still the issue of the special functions that append a dchar 
>> to a char or wchar array.  I don't have the typeinfo passed in so I 
>> cannot tell whether the array is shared or not.  However, I think 
>> it's better to add what I have now and worry about fixing shared 
>> stuff later (I'm pretty sure shared is not done exactly correct right 
>> now).  I haven't had time to read the latest installment of tdpl, but 
>> I'm confident that we can solve the problems of shared array 
>> appending later.  Fixing the stomping problem is important to get out 
>> there for people to play with.
>>
>> -Steve
>>
>>
>>
>> ----- Original Message ----
>>> From: Andrei Alexandrescu <andrei at erdani.com>
>>> To: Discuss the phobos library for D <phobos at puremagic.com>; Steven 
>>> Schveighoffer <schveiguy at yahoo.com>
>>> Sent: Wed, February 17, 2010 11:05:31 AM
>>> Subject: Re: [phobos] array appending changes to druntime
>>>
>>> Steve was working on this. Steve, did you commit your changes to 
>>> phobos? (I think Steve is on the list, but I'm adding him just to be 
>>> sure.)
>>>
>>> Andrei
>>>
>>> Walter Bright wrote:
>>>> This TDPL book example still fails:
>>>>
>>>> unittest {
>>>> int[] a = [0, 10, 20, 30, 40, 50, 60, 70];
>>>> auto b = a[4 .. $];
>>>> a = a[0 .. 4];
>>>> // At this point a and b are adjacent
>>>> a ~= [0, 0, 0, 0];
>>>> assert(b == [40, 50, 60, 70]); // passes; a got reallocated
>>>> }
>>>>
>>>>
>>>>
>>>> because the agreed upon array append changes to druntime haven't 
>>>> been done 
>>> yet. I can't recall who was doing that, or indeed if anyone had 
>>> taken responsibility for getting it done.
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>>
>>
>>
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