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[Bug 20804] Misbehavior of printf %e format.

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--- Comment #14 from Bernd Edlinger <> 2012-08-14 13:34:08 BST ---
(In reply to comment #13)
Hi Sergei,

> > It is possible to fix that all together, but it is easy to introduce
> > new bugs too.
>   ^^^^^^^^^^^^^
> It's hard to argue. It seems we need in more extensive *printf* test suite for
> floating point formats.


> > If you want, we can open a new bug for the next iteration of this issue.
> Agreed. IMHO, this thread is good for %e issue and its friends. However, there
> are a few things we would fix in vfnprintf.cxx according your ChangeLog record.
> It seems you right those fixes can be submitted separately.
> Thanks,
> Sergei

I am honestly convinced, that this patch does only improve the situation.
Especially the possible buffer overflow, and the stack usage can be
quite critical issues in eCos.


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