From mboxrd@z Thu Jan  1 00:00:00 1970
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From: bobduff@world.std.com (Robert A Duff)
Subject: Re: Translate this into Ada ...
Date: 1996/08/28
Message-ID: <Dwup3G.AFy@world.std.com>#1/1
X-Deja-AN: 176997115
references: <4ved8g$att@Masala.CC.UH.EDU> <321AFC20.5586@eurocontrol.fr>
organization: The World Public Access UNIX, Brookline, MA
newsgroups: comp.lang.ada
Date: 1996-08-28T00:00:00+00:00
List-Id: <comp.lang.ada>


In article <321AFC20.5586@eurocontrol.fr>,
Richard Irvine  <Richard.Irvine@eurocontrol.fr> wrote:
>...The problems come because the 
>function which creates the iterator refers to two asbtract types.
>(Doubly dispatching).

The standard way around that problem is to make one of the parameters
(or result) class-wide.

- Bob