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From: "Per Lindquist" <commander@death-star.com>
Subject: Re: This can't be done in Ada...or?
Date: 14 Feb 2005 00:49:52 -0800
Date: 2005-02-14T00:49:52-08:00	[thread overview]
Message-ID: <1108370992.840089.101380@o13g2000cwo.googlegroups.com> (raw)
In-Reply-To: <wcck6pf54w0.fsf@shell01.TheWorld.com>

>But it can't optimize away the evaluation of the
>parameters unless it can prove the absence of side effects.

This is actually the main reason for the post.

Jeff's suggestion is the direction we were heading for but the
parameter evaluation made it somewhat unsufficient.

>But then you have to write two versions of Debug_Info
>for every type.  So I'd say the original poster's statement,
>"it can't be done in Ada" is pretty true, if zero run-time overhead
>is required.
>
>In my code, I usually do as you suggested, but *also* add "if
>Logging_Enabled" or whatever around calls if the parameter evaluation
>could be expensive.  This provides *almost* what the original poster
>asked for -- you need the annoying "if Logging_Enabled" only
sometimes.

OK, maybe this is the way we must go...

Thanks for confirming.




  parent reply	other threads:[~2005-02-14  8:49 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 [this message]
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
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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