From: ica2ph@alpha1.csv.ica.uni-stuttgart.de (Peter Hermann)
Subject: Re: argument of conversion cannot be an allocator
Date: 1997/05/14
Date: 1997-05-14T00:00:00+00:00 [thread overview]
Message-ID: <5lcc8u$2mkc@info4.rus.uni-stuttgart.de> (raw)
In-Reply-To: 5lbccj$7vk$1@goanna.cs.rmit.edu.au
Dale Stanbrough (dale@goanna.cs.rmit.EDU.AU) wrote:
: I came across the following problem...
: type a is tagged private;
: type a_ptr is access all a'class;
:
: type b is new a with private;
: type b_ptr is acces all b'class;
:
: ...
:
: return a'(new b);
This compiled:
PROCEDURE Dale IS
type a is tagged null record;
type a_ptr is access all a'class;
type b is new a with
record
bcomp : integer := 0;
end record;
function fu return a_ptr is
begin
return new b; -- (i.e. newbee)
end fu;
BEGIN
null;
END Dale ;
or else I possibly misunderstood you ?
--
Peter Hermann Tel:+49-711-685-3611 Fax:3758 ph@csv.ica.uni-stuttgart.de
Pfaffenwaldring 27, 70569 Stuttgart Uni Computeranwendungen
Team Ada: "C'mon people let the world begin" (Paul McCartney)
next prev parent reply other threads:[~1997-05-14 0:00 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
1997-05-14 0:00 argument of conversion cannot be an allocator Dale Stanbrough
1997-05-14 0:00 ` Peter Hermann [this message]
1997-05-16 0:00 ` Dale Stanbrough
1997-05-16 0:00 ` Robert Dewar
1997-05-17 0:00 ` John G. Volan
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