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From: "David C. Hoos, Sr." <david.c.hoos.sr@ada95.com>
Subject: Re: generic formal object of class-wide type
Date: 1999/04/29
Message-ID: <7g9kga$dl1@hobbes.crc.com>#1/1
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References: <m3d80nsu54.fsf@mheaney.ni.net>
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Organization: Coleman Research Corporation
Newsgroups: comp.lang.ada
Date: 1999-04-29T00:00:00+00:00
List-Id: <comp.lang.ada>


Matthew Heaney wrote in message ...
>When I try to compile package Q (see below), I get this error:
>
>q.ads:3:25: type of actual does not match type of "O"
>
>Why?
>
The actual needs to be explicitly converted to the type of the
formal, like so:

package Q is new GQ (P.T'Class (P.C.O));