Xor trick?

[H. S. Teoh]

On Sun, Jan 26, 2014 at 12:14:40AM +0000, bearophile wrote:
> Adam D. Ruppe:
> 
> >You could cast it to size_t, then the compiler will let you do the
> >operation, but casting pointers to and from integers means you
> >take matters of correctness into your own hands.
> 
> Right, so I have to carry around size_t instead of pointers.
[...]

And you can't use the GC since the GC won't be able to find your
xor'd pointers.


T

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