Non-extensibility of Typed Arrays

Steve Fink sphink at
Wed Sep 4 23:01:36 PDT 2013

On 09/04/2013 02:41 PM, Brendan Eich wrote:
> But "lost expandos" due to loss of identity are an especially nasty
> kind of bug to find. Is there any use-case here? We've never had a bug
> report asking us to make SpiderMonkey's typed arrays extensible, AFAIK.

We have:

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