"David E. Wheeler" <david@kineticode.com> writes:
> On Jan 11, 2011, at 3:44 PM, Andrew Dunstan wrote:
>> I think there's at least a danger of breaking legacy code doing that. Say you have some code that does a ref test on
theargument, for example. The behavior would now be changed.
> I think that'd be pretty rare.
I'm not seeing how an unsupported fear that there *might* be some
incompatibilities is a good argument for instead adopting an approach
that absolutely, positively, guaranteed *WILL* break everybody's code.
regards, tom lane