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<body><span class="vcard"><a class="email" href="mailto:sbarati@apple.com" title="Saam Barati <sbarati@apple.com>"> <span class="fn">Saam Barati</span></a>
</span> changed
<a class="bz_bug_link
bz_status_NEW "
title="NEW - [ES6] Arrow function. Some not used byte code is emited"
href="https://bugs.webkit.org/show_bug.cgi?id=154639">bug 154639</a>
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<th>What</th>
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<td style="text-align:right;">Attachment #272579 Flags</td>
<td>review?
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<td>review+
</td>
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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - [ES6] Arrow function. Some not used byte code is emited"
href="https://bugs.webkit.org/show_bug.cgi?id=154639#c5">Comment # 5</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - [ES6] Arrow function. Some not used byte code is emited"
href="https://bugs.webkit.org/show_bug.cgi?id=154639">bug 154639</a>
from <span class="vcard"><a class="email" href="mailto:sbarati@apple.com" title="Saam Barati <sbarati@apple.com>"> <span class="fn">Saam Barati</span></a>
</span></b>
<pre>Comment on <span class=""><a href="attachment.cgi?id=272579&action=diff" name="attach_272579" title="Patch">attachment 272579</a> <a href="attachment.cgi?id=272579&action=edit" title="Patch">[details]</a></span>
Patch
View in context: <a href="https://bugs.webkit.org/attachment.cgi?id=272579&action=review">https://bugs.webkit.org/attachment.cgi?id=272579&action=review</a>
<span class="quote">> Source/JavaScriptCore/ChangeLog:13
> + 1.create_lexical_environment not emited always for arrow function, only if some of
> + features(this/super/arguments/eval) is used inside of the arrow function.
> + 2.load 'this' from arrow function scope in constructor is done only if super
> + contains in arrow function </span >
Nice!</pre>
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