From: "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de>
Subject: Re: GNAT GPL 2013 bug?
Date: Fri, 9 Aug 2013 21:27:36 +0200
Date: 2013-08-09T21:27:36+02:00 [thread overview]
Message-ID: <1pe6z4dg2xk9j$.1wdn31ijaldz3.dlg@40tude.net> (raw)
In-Reply-To: ku3dve$7o5$1@loke.gir.dk
On Fri, 9 Aug 2013 13:55:40 -0500, Randy Brukardt wrote:
> and the semantics of dispatching require that
> null is excluded from controlling parameters.
Why? null considered an object is not class-wide, so I see no difference to
plain parameters. null.Foo would be illegal anyway and Foo (null) would be
ambiguous (in presence of several overriding instances).
--
Regards,
Dmitry A. Kazakov
http://www.dmitry-kazakov.de
next prev parent reply other threads:[~2013-08-09 19:27 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-09 9:47 GNAT GPL 2013 bug? Dmitry A. Kazakov
2013-08-09 10:38 ` sbelmont700
2013-08-09 11:01 ` Dmitry A. Kazakov
2013-08-09 11:06 ` sbelmont700
2013-08-09 11:36 ` Dmitry A. Kazakov
2013-08-09 15:48 ` Adam Beneschan
2013-08-09 16:11 ` Simon Wright
2013-08-09 16:52 ` Adam Beneschan
2013-08-09 18:25 ` Simon Wright
2013-08-09 18:39 ` Adam Beneschan
2013-08-09 19:28 ` Adam Beneschan
2013-08-09 20:05 ` Robert A Duff
2013-08-09 20:30 ` Adam Beneschan
2013-08-09 21:35 ` Simon Wright
2013-08-10 15:10 ` Shark8
2013-08-09 16:03 ` Simon Wright
2013-08-09 18:55 ` Randy Brukardt
2013-08-09 19:27 ` Dmitry A. Kazakov [this message]
2013-08-09 20:04 ` Robert A Duff
2013-08-10 6:51 ` Dmitry A. Kazakov
2013-08-12 16:52 ` Adam Beneschan
2013-08-12 17:03 ` Dmitry A. Kazakov
2013-08-12 17:20 ` Adam Beneschan
2013-08-12 18:34 ` Dmitry A. Kazakov
2013-08-12 20:12 ` Randy Brukardt
2013-08-13 6:43 ` Dmitry A. Kazakov
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