[haiku-commits] Re: r38086 -DA haiku/trunk/src/servers/app/drawing/Painter
- From: "Axel Dörfler" <axeld@xxxxxxxxxxxxxxxx>
- To: haiku-commits@xxxxxxxxxxxxx
- Date: Fri, 13 Aug 2010 16:26:06 +0200
Rene Gollent <anevilyak@xxxxxxxxx> wrote:
> On Fri, Aug 13, 2010 at 9:46 AM, pulkomandy
> <pulkomandy@xxxxxxxxxxxxxxxxx> wrote:
> > Why so ? From my understanding, one should use dynamic_cast only
> > when
> > not sure about the type of the object, as dynamic_cast performs a
> Incorrect, dynamic_cast may also adjust the pointer in order to deal
> with various complexities of multiple inheritance since, depending on
> which type you're casting to you may need to be referencing a
> different vtable.
Actually, I would argue that the change was right. static_cast must be
able to deal with multiple inheritance just as well, and since it's
already clear that the type is linear, and the result is not checked
afterwards, a static_cast is what should be there.
Bye,
Axel.
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