Javascript and konq crash

[Maksim Orlovich]

> Hi Yan,
>
> we experience the same problem over here, but for us so far only on the
> arm
> platform. Symptoms are the same. We were able to get the backtrace below.
> On
> which platform are you testing?

Hi Eva. This backtrace looks partly bogus: kjs_dtoa does not call
ScopeChain::mark, but the frames below look sane.
More likely you are hitting a portability problem in the dtoa.cpp code,
which has tons of evil platform-specific stuff.