[Webkit-unassigned] [Bug 14112] Cross-port KDE KJS UnaryPlus and UnaryMinus optimizations

[bugzilla-daemon at webkit.org]

http://bugs.webkit.org/show_bug.cgi?id=14112


ddkilzer at webkit.org changed:

           What    |Removed                     |Added
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                 CC|                            |jruderman at gmail.com




------- Comment #14 from ddkilzer at webkit.org  2007-08-13 23:18 PDT -------
(In reply to comment #13)
> It does indeed cause serialization to not work like one would expect, but
> strictly speaking, where is the requirement stated that serialization must give
> exactly the same parse tree when reparsed? For example, Firefox 2.0 will
> serialize a - - 5 inside of a function as a 5. Is this violating the spec?

It violates the spirit of correctness, and it makes jsfunfuzz, well, less fun
(and less useful).

http://www.squarefree.com/2007/08/02/introducing-jsfunfuzz/
http://www.squarefree.com/2007/08/02/fuzzing-for-correctness/

Jesse Ruderman may be interested in the "a - - 5" deserialization issue in
Firefox.


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