Performance of frozen vs non-frozen objects

Isiah Meadows isiahmeadows at gmail.com
Thu Dec 28 03:52:57 UTC 2017


Yeah...I've been having issues creating test cases, too. I feel one of
us should probably report it. (I don't have the time ATM, and it's not
something you can easily reproduce, so it might take a non-trivial
amount of time.)
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Isiah Meadows
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On Wed, Dec 27, 2017 at 8:23 PM, Boris Zbarsky <bzbarsky at mit.edu> wrote:
> On 12/26/17 9:07 AM, Mark Miller wrote:
>>
>>     I tried https://jsperf.com/freeze-vs-seal-vs-normal/3 and
>>     https://jsperf.com/freeze-vs-seal-vs-normal/28 on Chrome, FF, and
>>     Safari. I don't know why the bar charts are not updating. I am
>>     traveling and do not currently have access to a machine running Edge.
>>
>>     Could someone who has access to all four browsers, and knows how to
>>     get the displayed data to update, try these on all four? Thanks.
>
>
> It's pretty hard to run both Edge and Safari on the same setup.
>
> That said, at least https://jsperf.com/freeze-vs-seal-vs-normal/3 is being
> completely optimized away in Firefox for all of the testcases.  Or at least
> running at the same speed as
> <https://jsperf.com/freeze-vs-seal-vs-normal/30>; for some reason jsperf is
> refusing to create a revision that has both the control and the actual
> tests...
>
> -Boris
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