would you mind filing a bug for this? Ideally, with a self-contained repro
case!
thanks
-jochen
On Fri, Jan 22, 2016 at 12:23 AM Jane Chen <jxche...@gmail.com> wrote:
> Embedding v8 4.6.88.
>
> Suppose my native function sequence() returns a JavaScript iterable
> wrapping a long sequence of internal objects; function gc() invokes
> v8::Isolate::LowMemoryNotification(). To reduce memory consumption of the
> iterable, gc() needs to be called periodically to release the objects no
> longer referenced by the script.
>
> The following script is able to iterate through the sequence to the end,
> and when gc() is called, no weak callback is called to the object backing s:
>
> var i = 0; var s = sequence(); for (doc of s) { i++; if (i%1000 == 0)
> gc(); } i
>
> ==> 131108
>
>
> However, if no variable s is defined, the execution stops after the first
> gc, because the object returned from sequence() is also collected at gc:
>
> var i = 0; for (doc of sequence()) { i++; if (i%1000 == 0) gc(); } i
>
> ==>1000
>
>
> This looks like a bug to me. Can anyone chime in?
>
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