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From: "Marin David Condic" <dont.bother.mcondic.auntie.spam@[acm.org>
Subject: Re: Faulty languages and Liability
Date: Tue, 18 Jun 2002 09:49:51 -0400
Date: 2002-06-18T13:49:53+00:00	[thread overview]
Message-ID: <aendq1$nga$1@nh.pace.co.uk> (raw)
In-Reply-To: 3D0F2C6D.14B0380E@gbr.msd.ray.com

No, its still valid to need to turn off runtime checks in *some* areas and
applications. Imagine high-speed control loops in realtime apps or
incredibly large matrix calculations that you want to finish within our
lifetimes. I'll grant you that these situations are rare in comparison to
most apps ever developed, but they do exist. If reliability is needed and
speed is an issue, the typical answer is to either analyze or extensively
test before operating without the safety net.

I agree that *most* programs should not have the checks disabled. They don't
present enough overhead to significantly impact anything & you are better
off running with them.

MDC
--
Marin David Condic
Senior Software Engineer
Pace Micro Technology Americas    www.pacemicro.com
Enabling the digital revolution
e-Mail:    marin.condic@pacemicro.com


"Steve O'Neill" <oneils@gbr.msd.ray.com> wrote in message
news:3D0F2C6D.14B0380E@gbr.msd.ray.com...
>
> Because 1) there was great fear that the performance penalties might be
> too
> great for some applications and 2) some folks believed that they could
> sufficiently test the software to the point that such checks were
> unnecessary.
> In my experience neither of these are valid (at least not since the
> early 80's).





  reply	other threads:[~2002-06-18 13:49 UTC|newest]

Thread overview: 81+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-06-16  2:10 Faulty languages and Liability David Botton
2002-06-16  3:18 ` Lyle McKennot
2002-06-16  4:58   ` Robert C. Leif
2002-06-16  4:58 ` Robert C. Leif
2002-06-16 11:52   ` Hyman Rosen
2002-06-16 13:07     ` Larry Kilgallen
2002-06-17 14:56       ` Marin David Condic
2002-06-18  5:00         ` Hyman Rosen
2002-06-18 13:35           ` Chad R. Meiners
2002-06-18 14:59             ` Hyman Rosen
2002-06-18 19:25               ` Wes Groleau
2002-06-19 17:18           ` Robert I. Eachus
2002-06-19 19:31             ` Larry Kilgallen
2002-06-19 17:57           ` Wes Groleau
2002-06-16 14:33     ` David Botton
2002-06-16 18:28     ` Mike Silva
2002-06-17  0:48       ` Hyman Rosen
2002-06-17  4:09         ` David Botton
2002-06-17 12:59           ` Larry Kilgallen
2002-06-17  7:04         ` Mike Silva
2002-06-17  8:29         ` AG
2002-06-17 13:21           ` Hyman Rosen
2002-06-17 14:37             ` Larry Kilgallen
2002-06-17  3:16     ` Robert C. Leif
2002-06-17 13:36       ` Hyman Rosen
2002-06-17 14:51         ` Larry Kilgallen
2002-06-17 14:26           ` Hyman Rosen
2002-06-17 15:55             ` Larry Kilgallen
2002-06-17 16:29             ` Marin David Condic
2002-06-18  5:18               ` Hyman Rosen
2002-06-18 13:10                 ` Marin David Condic
2002-06-18 21:27             ` Robert A Duff
2002-06-18 20:02           ` John Kern
2002-06-18 22:17             ` Larry Kilgallen
2002-06-19 15:47               ` John Kern
2002-06-19 18:06                 ` Larry Kilgallen
2002-06-17 16:25         ` Marin David Condic
2002-06-18 19:29           ` Wes Groleau
2002-06-19 12:58             ` Marin David Condic
2002-06-17 19:00         ` Mike Silva
2002-06-17 20:27           ` Hyman Rosen
2002-06-17 21:07             ` Marin David Condic
2002-06-18  1:09             ` Chad R. Meiners
2002-06-18  4:52               ` Hyman Rosen
2002-06-18 13:49                 ` Chad R. Meiners
2002-06-18 14:15                   ` Marin David Condic
2002-06-19 12:35                     ` Larry Kilgallen
2002-06-19 14:20                       ` Marin David Condic
2002-06-20 13:50                         ` Larry Kilgallen
2002-06-20 16:53                           ` Wes Groleau
2002-06-20 18:56                             ` Larry Kilgallen
2002-06-20 15:21                         ` Hyman Rosen
2002-06-21 17:21                           ` Matthew Woodcraft
2002-06-21 22:00                             ` Robert A Duff
2002-06-23  4:50                               ` Hyman Rosen
2002-06-23  9:13                                 ` Matthew Woodcraft
2002-06-23 10:29                                   ` Hyman Rosen
2002-06-23 13:21                                     ` Matthew Woodcraft
2002-06-23 18:24                                       ` Hyman Rosen
2002-06-23 19:27                                 ` Pat Rogers
2002-06-24  2:50                                   ` Hyman Rosen
2002-06-24 14:05                                     ` Pat Rogers
2002-06-18  6:14             ` Mike Silva
2002-06-18  8:53             ` newsfraser
2002-06-18 19:33               ` Wes Groleau
2002-06-18 12:49             ` Steve O'Neill
2002-06-18 13:49               ` Marin David Condic [this message]
2002-06-17 19:00         ` Mike Silva
2002-06-17 20:38           ` Hyman Rosen
2002-06-18  3:45             ` Mike Silva
2002-06-18 15:11               ` Hyman Rosen
2002-06-18 15:54                 ` chris.danx
2002-06-18 18:01                   ` Marin David Condic
2002-06-18 17:12                 ` Larry Kilgallen
2002-06-17  7:34     ` AG
2002-06-18 21:17       ` Robert A Duff
2002-06-16 22:26 ` Ted Dennison
2002-06-17 14:38 ` Marin David Condic
2002-06-18  8:57 ` chris.danx
2002-06-19  0:34   ` tmoran
2002-06-19 20:28 ` Mike Silva
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