what is the suggested way to do void * arithmetic ?

Amar Takhar verm at drunkmonk.net
Thu Jul 10 12:06:24 PDT 2003


On 2003-07-10 12:03 -0700, Tim Kientzle wrote:
> David Leimbach wrote:
> >I think C takes a more low-level approach and says "void * is just an
> >address
> >void * + 1 means the next valid address".
>
> This is not true.
>
> The ANSI C standard forbids arithmetic on void * pointers,
> just as C++ does.
>
> GNU gcc has supported void * arithmetic for a long
> time as an extension, but it's not standard behavior
> and you should not rely on it.


Yes, please don't it'll just make things harder for TenDRA in the future :)

<-goes back to his cave.


Amar.



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