Yet another attempt at typed JS data

Andrea Giammarchi andrea.giammarchi at gmail.com
Tue Feb 11 18:49:56 UTC 2020


So ...

On Tue, Feb 11, 2020 at 5:44 PM Isiah Meadows <contact at isiahmeadows.com>
wrote:

> You have proof of this? That it doesn't produce a dense array in engines?
>

Yes, I have d8 traces, after long discussions in twitter too, that shows
there's no way to have PACKED_SMI_ELEMENTS, but also a bug in Chromium from
2017, but if you need any other proof, I can figure out which other engine
has the same issue, although I am not sure all engines follow same
optimizations with the "packed" vs "holey" v8 concept.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mail.mozilla.org/pipermail/es-discuss/attachments/20200211/1c18b40b/attachment.html>


More information about the es-discuss mailing list