Re: Bug in TObjArray?

From: Axel Naumann <Axel.Naumann_at_cern.ch>
Date: Fri, 17 Sep 2010 14:40:38 +0200


Hi Vassili,

yes, that's on purpose, think of

  new (Arr[0]) TObject;

Cheers, Axel.

Vassili Maroussov wrote on 09/17/2010 02:31 PM:
> Dear ROOTers,
>
> I'm wondering why TObjArray is designed in such a way that an attempt to
> access the [fLowerBound] element of an empty TObjArray doesn't cause any
> error (please see the example attached). Moreover, it has a rather
> unpleasant side effect: after the access GetEntriesFast() reports that
> the array isn't empty any more. Is it done purposely?
>
> Regards,
>
> Vassili
>
Received on Fri Sep 17 2010 - 14:40:42 CEST

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