From: Steven Watanabe (watanabesj_at_[hidden])
Date: 2008-03-22 10:13:20
Larry Evans wrote:
> On 03/22/08 06:12, Dean Michael Berris wrote:
>> I think this begs the question then, what is the necessity for an
>> Arity parameter as part of the definition of an expr<>?
> According to:
> it's use for specialization. In my reply to that post I suggested
> maybe a helper template to eliminate the need for this 3ird
> parameter, but then, AFAICT, this just delays the need for a 3
> parameter expr...but wait, if some how the 2 parameter expr
> were public and somehow the 3 parameter were made private,
> maybe that would be better.
Well, since expr is an aggregate, adding an extra layer of indirection would
change the interface, so I don't think that would work.
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