Re: Object IDs are bad (was: Ousterhout and Tcl lost the plot with latest paper)

[ark@research.att.com (Andrew Koenig)]

In article <5k02gh$jhj@lyra.csx.cam.ac.uk> Tony Finch <fanf@lspace.org> writes:

> In the tree example that you started with, what is wrong with just
> passing round the whole subtree so that it can be compared with as
> necessary? Any reasonable implementation will only be passing round a
> pointer so you lose nothing.

Because it will compare equal with any other subtree that happens to
have the same structure, which is not what I want.
-- 
                                --Andrew Koenig
                                  ark@research.att.com
                                  http://www.research.att.com/info/ark