From: Mark Lorenzen <mark.lorenzen@ofir.dk>
Subject: Re: This can't be done in Ada...or?
Date: 17 Feb 2005 23:40:19 +0100
Date: 2005-02-17T23:40:19+01:00 [thread overview]
Message-ID: <m3ekfe3j58.fsf@0x53586c52.boanxx18.adsl-dhcp.tele.dk> (raw)
In-Reply-To: Oa-dnapmurWIiIjfRVn-1w@megapath.net
"Randy Brukardt" <randy@rrsoftware.com> writes:
> "Mark Lorenzen" <mark.lorenzen@ofir.dk> wrote in message
> news:m3wttaciqw.fsf@0x53586c67.boanxx18.adsl-dhcp.tele.dk...
> > "Per Lindquist" <commander@death-star.com> writes:
> ...
> > > Will your solution cause overhead for each subprogram call?
> >
> > A compile-time instantiation of a package has nothing to do with
> > run-time efficiency. You can also define a new type in a subprogram,
> > which doesn't affect run-time efficiency either.
>
> That's sometimes true, but never on a compiler that code shared generics by
> default (like Janus/Ada). And even on compilers that treat generics as
> macros, it depends on the elaboration overhead. So it is a mistake to give
> that as a general rule. Similarly, a type declared in a subprogram might or
> might not have run-time overhead (it depends on what the elaboration of the
> type does - if it depends on a parameter, for instance, there almost
> certainly is some overhead).
Yes, I made a boo-boo. I thought about the elaboration problem _after_
I made the posting.
[snip]
- Mark Lorenzen
next prev parent reply other threads:[~2005-02-17 22:40 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-02-11 16:33 This can't be done in Ada...or? Per Lindquist
2005-02-11 16:51 ` Duncan Sands
2005-02-12 19:55 ` Florian Weimer
2005-02-14 8:34 ` Per Lindquist
2005-02-14 8:17 ` Per Lindquist
2005-02-11 17:02 ` Jeff C
2005-02-11 18:27 ` Robert A Duff
2005-02-11 23:51 ` Ludovic Brenta
2005-02-11 23:52 ` Robert A Duff
2005-02-12 13:55 ` Duncan Sands
2005-02-12 14:58 ` Martin Krischik
2005-02-12 15:56 ` Martin Dowie
2005-02-12 19:02 ` Robert A Duff
2005-02-14 8:49 ` Per Lindquist
2005-02-11 17:08 ` Jerome Hugues
2005-02-14 9:05 ` Per Lindquist
2005-02-14 13:07 ` Georg Bauhaus
2005-02-12 1:10 ` Jeffrey Carter
2005-02-12 14:01 ` Duncan Sands
2005-02-13 0:27 ` Jeffrey Carter
2005-02-14 9:10 ` Per Lindquist
2005-02-15 0:40 ` Jeffrey Carter
2005-02-15 7:40 ` Per Lindquist
2005-02-15 8:39 ` OT: Google reply (Was: Re: This can't be done in Ada...or?) Adrien Plisson
2005-02-15 9:42 ` Per Lindquist
2005-02-15 8:27 ` This can't be done in Ada...or? Per Lindquist
2005-02-14 22:10 ` Manuel G. R.
2005-02-15 8:47 ` Mark Lorenzen
2005-02-15 9:09 ` Jacob Sparre Andersen
2005-02-15 9:31 ` Mark Lorenzen
2005-02-15 9:48 ` Jacob Sparre Andersen
2005-02-15 10:07 ` Mark Lorenzen
2005-02-15 10:15 ` Martin Dowie
2005-02-17 22:09 ` Randy Brukardt
2005-02-18 6:53 ` Martin Dowie
2005-02-15 13:46 ` Robert A Duff
2005-02-15 13:41 ` Robert A Duff
2005-02-15 16:30 ` Per Lindquist
2005-02-15 19:38 ` Martin Dowie
2005-02-15 20:20 ` Robert A Duff
2005-02-17 21:52 ` Simon Wright
2005-02-17 22:06 ` Randy Brukardt
2005-02-17 22:40 ` Mark Lorenzen [this message]
2005-02-16 0:04 ` Jeffrey Carter
2005-02-16 0:09 ` Jeffrey Carter
2005-02-17 9:47 ` Per Lindquist
2005-02-17 22:36 ` Randy Brukardt
2005-02-14 15:21 ` Peter Amey
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