On mercoledì 20 giugno 2007, Maksim Orlovich wrote:
> >         * kjs/nodes.cpp:
> >         (VarDeclNode::evaluate): Additional check if the var decl
> > identifier is 'arguments'
>
> Ugh. I am pretty sure this stuff works right in KJS already (though
> probably by accident, due to optimizeForLocalAccess) --- do you have  a
> testcase showing it didn't work? If so, please add it to
> js/arguments-scope.js. And at any rate this is a hack on top of a hack.
> 'var foo;' should really have no effect during execution whatsoever.
> It's probably worth the effort to figure out why in the world we're doing
> this (for the global object, anyway), rather than piling on more hacks.

I just checked the original bug report:

http://bugs.webkit.org/show_bug.cgi?id=13456

The patch actually fixes this problem for the page in the bug report

( http://www.klm.com )

Follow the instructions in the bug report...

Anyway, I'll try to port the testcase from JSC testsuite.

Luciano