[Webkit-unassigned] [Bug 147742] [ES6] Implement ES6 arrow function syntax. Prototype of arrow function should be undefined

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=147742

--- Comment #7 from Saam Barati <sbarati at apple.com> ---
Comment on attachment 259943
  --> https://bugs.webkit.org/attachment.cgi?id=259943
Patch

View in context: https://bugs.webkit.org/attachment.cgi?id=259943&action=review

> Source/JavaScriptCore/runtime/JSFunction.cpp:481
> +            || (propertyName == exec->propertyNames().prototype && !executable->isArrowFunction())

Why the isArrowFunction check here?
If we're an arrow function, don't we want to prevent deletion here?

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