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From: mheaney@ni.net (Matthew Heaney)
Subject: Re: GOTO considered Satanic (was: Is there an ADA analogue to the C++ continue statement?)
Date: 1997/09/26
Date: 1997-09-26T00:00:00+00:00	[thread overview]
Message-ID: <mheaney-ya023680002609970839420001@news.ni.net> (raw)
In-Reply-To: Pine.SGI.3.95.970924182021.11641A-100000@shellx.best.com


In article <Pine.SGI.3.95.970924182021.11641A-100000@shellx.best.com>,
Brian Rogoff <bpr@shellx.best.com> wrote:


>In another thread, some rather absolute rules concerning exceptions were 
>put forth ("don't use exceptions for normal control flow"). While I think 
>thats a good guideline, I've also written code that violates that rule and 
>was IMO more readable because of it (if you must know, it was in the top 
>level loop for an interpreter for a Lisp like language; I used an exception
>to terminate the loop when a (quit) was evaluated). 

Well, there are reasons for not using exceptions for normal control flow:
the famous RM 11.6 (though that section may - I think - only apply to
predefined exceptions; that section still throws me).  If you need a goto,
then use a goto, not an exception.

--------------------------------------------------------------------
Matthew Heaney
Software Development Consultant
<mailto:matthew_heaney@acm.org>
(818) 985-1271




  parent reply	other threads:[~1997-09-26  0:00 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
1997-09-17  0:00 Is there an ADA analogue to the C++ continue statement? Heath, Terry D.
1997-09-18  0:00 ` Pascal Obry
1997-09-18  0:00   ` Robert A Duff
1997-09-18  0:00   ` Samuel Tardieu
1997-09-19  0:00   ` Robert Dewar
     [not found]     ` <3422F037.41CA@lmco.com>
1997-09-20  0:00       ` dan13
1997-09-21  0:00         ` Robert Dewar
     [not found]           ` <3426B51E.7296@lmco.com>
1997-09-22  0:00             ` Coding Standards & GOTO Matthew Heaney
1997-09-23  0:00               ` Mark A Biggar
1997-09-24  0:00                 ` Shmuel (Seymour J.) Metz
1997-09-24  0:00                 ` W. Wesley Groleau x4923
1997-09-24  0:00               ` Aaron Quantz
1997-09-26  0:00               ` Charles H. Sampson
1997-09-23  0:00             ` Coding Standards W. Wesley Groleau x4923
1997-09-23  0:00             ` Coding Standards & GOTO Charles Rose
1997-09-24  0:00               ` Matthew Heaney
1997-09-25  0:00                 ` Shmuel (Seymour J.) Metz
1997-09-22  0:00         ` Is there an ADA analogue to the C++ continue statement? Richard D Riehle
1997-09-23  0:00         ` GOTO considered Satanic (was: Is there an ADA analogue to the C++ continue statement?) Adam Beneschan
1997-09-24  0:00           ` Brian Rogoff
1997-09-25  0:00             ` Larry Kilgallen
1997-09-26  0:00             ` Matthew Heaney [this message]
1997-09-26  0:00               ` Brian Rogoff
1997-10-07  0:00               ` Robert I. Eachus
1997-09-24  0:00           ` W. Wesley Groleau x4923
1997-09-25  0:00           ` Alan Brain
1997-09-25  0:00             ` Shmuel (Seymour J.) Metz
1997-09-22  0:00     ` Is there an ADA analogue to the C++ continue statement? Richard A. O'Keefe
1997-09-29  0:00     ` John G. Volan
1997-09-18  0:00 ` Robert Dewar
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