Is `undefined` garabage collectable?
joe at trusktr.io
Thu May 5 05:48:55 UTC 2016
> The only v8 shell I have lying around is too old (18.104.22.168) to have Set,
so I can't tell you what it would do.
On my first attempt, I noticed 8 Major GCs:
On second attempt, no Major GCs:
I wonder why. I'm in Chrome 50.
So, the second attempt looks good. I'm not sure why the first is so
different. I tried it a few times, but I only got that Major GC zig-zag the
Thanks for pointing out Set!
On Wed, May 4, 2016 at 7:30 PM, Boris Zbarsky <bzbarsky at mit.edu> wrote:
> On 5/4/16 5:03 PM, Steve Fink wrote:
>> The only v8 shell I have lying around is too old (22.214.171.124) to have
>> Set, so I can't tell you what it would do.
> I have v8 "4.8.0 (candidate)" (meaning whatever rev I checked out), and it
> does 1163 minor ("Scavenge") GCs on your testcase. It also does 1163 minor
> GCs if I take out the add() calls. It does none if I remove the clear()
> calls, no matter whether the add() calls are there or not.
> es-discuss mailing list
> es-discuss at mozilla.org
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