Memory allocation faile on string concat

[Steven Schveighoffer]

On Wed, 10 Nov 2010 23:33:58 -0500, Xie <Xiemargl at gmail.com> wrote:

>> OK, this actually makes sense to me.
>
>> It's a manifestation of this issue:
>> http://d.puremagic.com/issues/show_bug.cgi?id=3929
>
> I'm think - it's truth but not at all.
>
> Sorry, but i'm give incomplete data.
>
> My example run fine, when benchmark(1), (2), but not 10.
> This means, that memory not collected _between_ calls.

Yes, this is what the bug report is about -- the memory is not collected  
even though there are no references left, because the cache used to speed  
up appending still has a reference.

-Steve