[Webkit-unassigned] [Bug 166665] Super property access in base class constructor doesn't work

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Sat Jan 14 11:17:14 PST 2017


--- Comment #5 from Yusuke Suzuki <utatane.tea at gmail.com> ---
Comment on attachment 298851
  --> https://bugs.webkit.org/attachment.cgi?id=298851

View in context: https://bugs.webkit.org/attachment.cgi?id=298851&action=review

>> Source/JavaScriptCore/bytecompiler/NodesCodegen.cpp:3777
>> +    emitPutHomeObject(generator, constructor.get(), prototype.get());
> Can we avoid always putting this home object here?
> I think we can avoid it if the constructor does not have super reference (and of course, arrow func using super etc...).
> If we can do that, please add FIXME with bug URL here.

Could you ensure that this patch does not pose perf regression in ES6SampleBench before landing it?

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