[Webkit-unassigned] [Bug 84980] Random crashes in webkit if a compiler addresses C++ defect #391

Thu Apr 26 14:03:18 PDT 2012

https://bugs.webkit.org/show_bug.cgi?id=84980

--- Comment #4 from abaldeva at ea.com  2012-04-26 14:03:18 PST ---
(In reply to comment #3)
> I'll ask around, but my understanding is that the temporary does not go away when bound to a reference like this.
> 
> The reason to use this idiom is to avoid copying. How I read defect 391 is that resolving it guarantees that copy constructor won't be invoked (basically forcing compilers to make "const AtomicString& localName" more efficient than "AtomicString localName" in this example).

I think you might be right. I looked at generated code and it is possible that the new version of the compiler I have shipped with a bug while trying to fix other defect.

I'll post more info when I have it available.

Thanks.

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