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Groups > comp.lang.c > #13410

Re: Why don't C comments nest?

From James Kuyper <jameskuyper@verizon.net>
Newsgroups comp.lang.c
Subject Re: Why don't C comments nest?
Date 2011-11-15 14:48 -0500
Organization A noiseless patient Spider
Message-ID <4EC2C21B.5000800@verizon.net> (permalink)
References (3 earlier) <lnobwi7421.fsf@nuthaus.mib.org> <4EBD936D.7040709@verizon.net> <lnk47672ah.fsf@nuthaus.mib.org> <H_KdnY0vhu-BIV_TnZ2dnUVZ_gmdnZ2d@bestweb.net> <9iftjkFi5oU1@mid.individual.net>

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On 11/15/2011 02:41 PM, Ian Collins wrote:
> On 11/16/11 08:22 AM, Kenneth Brody wrote:
>> On 11/11/2011 4:54 PM, Keith Thompson wrote:
...
>>> If a comma were permitted after the last parameter declaration, you
>>> could just write:
>>>
>>>       some_function(10 /* param1 */,
>>>                     20 /* param2 */,
>>> #if 0
>>>                     30 /* param3 */,
>>> #endif
>>>           );
>>
>> In such cases, I often use:
>>
>>       some_function( 10 /* param1 */
>>                     ,20 /* param2 */
>> #if 0
>>                     ,30 /* param3 */
>> #endif
>>                    );
>>
>> A little awkward, but "less ugly".
> 
> I still don't understand you anyone would do this.

To remind future maintainers that this function used to have an extra
feature, which might someday need to be reinstated. As a general rule,
it would be associated with commented-out code within the body of the
function that makes use of the parameter. Keeping this old code, rather
than relying solely on the revision-control system serves to prevent
people from forgetting about the feature.
I've done things like this during debugging, but not for delivered code.

> Why not just remove the unused parameter?


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Thread

Why don't C comments nest? Aron Packer <atp1@rightthing.invalid> - 2011-11-11 19:21 +0000
  Re: Why don't C comments nest? James Kuyper <jameskuyper@verizon.net> - 2011-11-11 14:31 -0500
    Re: Why don't C comments nest? Noob <root@127.0.0.1> - 2011-11-17 11:21 +0100
      Re: Why don't C comments nest? Phil Carmody <thefatphil_demunged@yahoo.co.uk> - 2011-11-18 15:55 +0200
  Re: Why don't C comments nest? nroberts <roberts.noah@gmail.com> - 2011-11-11 11:25 -0800
  Re: Why don't C comments nest? Kaz Kylheku <kaz@kylheku.com> - 2011-11-11 20:11 +0000
    Re: Why don't C comments nest? "BartC" <bc@freeuk.com> - 2011-11-11 20:28 +0000
      Re: Why don't C comments nest? Keith Thompson <kst-u@mib.org> - 2011-11-11 13:16 -0800
        Re: Why don't C comments nest? James Kuyper <jameskuyper@verizon.net> - 2011-11-11 16:28 -0500
          Re: Why don't C comments nest? Keith Thompson <kst-u@mib.org> - 2011-11-11 13:54 -0800
            Re: Why don't C comments nest? Willem <willem@toad.stack.nl> - 2011-11-12 12:07 +0000
              Re: Why don't C comments nest? Keith Thompson <kst-u@mib.org> - 2011-11-12 13:11 -0800
                Re: Why don't C comments nest? Willem <willem@toad.stack.nl> - 2011-11-12 22:29 +0000
                Re: Why don't C comments nest? Keith Thompson <kst-u@mib.org> - 2011-11-12 16:36 -0800
                Re: Why don't C comments nest? Willem <willem@toad.stack.nl> - 2011-11-13 10:30 +0000
                Re: Why don't C comments nest? James Kuyper <jameskuyper@verizon.net> - 2011-11-13 06:31 -0500
                Re: Why don't C comments nest? Willem <willem@toad.stack.nl> - 2011-11-13 16:57 +0000
            Re: Why don't C comments nest? Stephen Sprunk <stephen@sprunk.org> - 2011-11-12 08:21 -0600
              Re: Why don't C comments nest? Lauri Alanko <la@iki.fi> - 2011-11-12 14:29 +0000
                Re: Why don't C comments nest? Acid Washed China Blue Jeans <chine.bleu@yahoo.com> - 2011-11-12 06:57 -0800
                Re: Why don't C comments nest? Kaz Kylheku <kaz@kylheku.com> - 2011-11-12 17:51 +0000
              Re: Why don't C comments nest? Eric Sosman <esosman@ieee-dot-org.invalid> - 2011-11-12 09:44 -0500
                Re: Why don't C comments nest? Stephen Sprunk <stephen@sprunk.org> - 2011-11-12 16:37 -0600
            Re: Why don't C comments nest? Kenneth Brody <kenbrody@spamcop.net> - 2011-11-15 14:22 -0500
              Re: Why don't C comments nest? Ian Collins <ian-news@hotmail.com> - 2011-11-16 08:41 +1300
                Re: Why don't C comments nest? James Kuyper <jameskuyper@verizon.net> - 2011-11-15 14:48 -0500
                Re: Why don't C comments nest? Ian Collins <ian-news@hotmail.com> - 2011-11-16 09:03 +1300
                Re: Why don't C comments nest? "BartC" <bc@freeuk.com> - 2011-11-15 20:37 +0000
                Re: Why don't C comments nest? Ian Collins <ian-news@hotmail.com> - 2011-11-16 10:06 +1300
                Re: Why don't C comments nest? Keith Thompson <kst-u@mib.org> - 2011-11-15 14:31 -0800
                Re: Why don't C comments nest? "BartC" <bc@freeuk.com> - 2011-11-15 22:41 +0000
                Re: Why don't C comments nest? Kaz Kylheku <kaz@kylheku.com> - 2011-11-15 23:06 +0000
                Re: Why don't C comments nest? "BartC" <bc@freeuk.com> - 2011-11-15 23:58 +0000
                Re: Why don't C comments nest? Kaz Kylheku <kaz@kylheku.com> - 2011-11-16 01:58 +0000
                Re: Why don't C comments nest? Willem <willem@toad.stack.nl> - 2011-11-15 22:40 +0000
                Re: Why don't C comments nest? Ian Collins <ian-news@hotmail.com> - 2011-11-16 11:48 +1300
                Re: Why don't C comments nest? Kaz Kylheku <kaz@kylheku.com> - 2011-11-15 23:13 +0000
                Re: Why don't C comments nest? Kenneth Brody <kenbrody@spamcop.net> - 2011-11-16 12:57 -0500
                Re: Why don't C comments nest? Ian Collins <ian-news@hotmail.com> - 2011-11-17 07:42 +1300
                Re: Why don't C comments nest? John Gordon <gordon@panix.com> - 2011-11-16 18:57 +0000
                Re: Why don't C comments nest? Ian Collins <ian-news@hotmail.com> - 2011-11-17 08:48 +1300
                Re: Why don't C comments nest? Keith Thompson <kst-u@mib.org> - 2011-11-16 11:50 -0800
                Re: Why don't C comments nest? Ian Collins <ian-news@hotmail.com> - 2011-11-17 09:00 +1300
                Re: Why don't C comments nest? Kaz Kylheku <kaz@kylheku.com> - 2011-11-16 20:20 +0000
                Re: Why don't C comments nest? blp@cs.stanford.edu (Ben Pfaff) - 2011-11-16 11:57 -0800
                Re: Why don't C comments nest? Ian Collins <ian-news@hotmail.com> - 2011-11-17 09:47 +1300
                Re: Why don't C comments nest? Phil Carmody <thefatphil_demunged@yahoo.co.uk> - 2011-11-18 15:49 +0200
                Re: Why don't C comments nest? James Kuyper <jameskuyper@verizon.net> - 2011-11-18 10:15 -0500
                Re: Why don't C comments nest? Phil Carmody <thefatphil_demunged@yahoo.co.uk> - 2011-11-18 17:57 +0200
        Re: Why don't C comments nest? "BartC" <bc@freeuk.com> - 2011-11-11 22:14 +0000
          Re: Why don't C comments nest? blp@cs.stanford.edu (Ben Pfaff) - 2011-11-11 14:35 -0800
            Re: Why don't C comments nest? "BartC" <bc@freeuk.com> - 2011-11-12 00:10 +0000
          Re: Why don't C comments nest? Keith Thompson <kst-u@mib.org> - 2011-11-11 15:14 -0800
            Re: Why don't C comments nest? "BartC" <bc@freeuk.com> - 2011-11-12 00:37 +0000
          Re: Why don't C comments nest? Eric Sosman <esosman@ieee-dot-org.invalid> - 2011-11-11 20:21 -0500
            Re: Why don't C comments nest? "BartC" <bc@freeuk.com> - 2011-11-12 11:10 +0000
              Re: Why don't C comments nest? Eric Sosman <esosman@ieee-dot-org.invalid> - 2011-11-12 08:11 -0500
                Re: Why don't C comments nest? "BartC" <bc@freeuk.com> - 2011-11-12 13:57 +0000
                Re: Why don't C comments nest? Eric Sosman <esosman@ieee-dot-org.invalid> - 2011-11-12 09:34 -0500
                Re: Why don't C comments nest? "BartC" <bc@freeuk.com> - 2011-11-12 18:17 +0000
                Re: Why don't C comments nest? Robert Wessel <robertwessel2@yahoo.com> - 2011-11-12 14:09 -0600
                Re: Why don't C comments nest? "BartC" <bc@freeuk.com> - 2011-11-12 20:49 +0000
                Re: Why don't C comments nest? Keith Thompson <kst-u@mib.org> - 2011-11-12 13:42 -0800
                Re: Why don't C comments nest? "BartC" <bc@freeuk.com> - 2011-11-12 21:53 +0000
                Re: Why don't C comments nest? Kaz Kylheku <kaz@kylheku.com> - 2011-11-12 21:44 +0000
                Re: Why don't C comments nest? "BartC" <bc@freeuk.com> - 2011-11-12 22:12 +0000
                Re: Why don't C comments nest? Ian Collins <ian-news@hotmail.com> - 2011-11-13 11:22 +1300
                Re: Why don't C comments nest? Keith Thompson <kst-u@mib.org> - 2011-11-12 16:32 -0800
                Re: Why don't C comments nest? Keith Thompson <kst-u@mib.org> - 2011-11-12 13:09 -0800
                Re: Why don't C comments nest? "BartC" <bc@freeuk.com> - 2011-11-12 21:46 +0000
                Re: Why don't C comments nest? Seebs <usenet-nospam@seebs.net> - 2011-11-12 21:40 +0000
      Re: Why don't C comments nest? Ian Collins <ian-news@hotmail.com> - 2011-11-12 11:20 +1300
      Re: Why don't C comments nest? Phil Carmody <thefatphil_demunged@yahoo.co.uk> - 2011-11-12 00:40 +0200
      Re: Why don't C comments nest? Kaz Kylheku <kaz@kylheku.com> - 2011-11-12 04:29 +0000
        Re: Why don't C comments nest? "BartC" <bc@freeuk.com> - 2011-11-12 10:54 +0000
          Re: Why don't C comments nest? Ian Collins <ian-news@hotmail.com> - 2011-11-13 09:11 +1300
            Re: Why don't C comments nest? "BartC" <bc@freeuk.com> - 2011-11-12 20:52 +0000
              Re: Why don't C comments nest? Ian Collins <ian-news@hotmail.com> - 2011-11-13 10:22 +1300
              Re: Why don't C comments nest? Phil Carmody <thefatphil_demunged@yahoo.co.uk> - 2011-11-13 23:55 +0200
        Re: Why don't C comments nest? Acid Washed China Blue Jeans <chine.bleu@yahoo.com> - 2011-11-12 07:02 -0800
          Re: Why don't C comments nest? Keith Thompson <kst-u@mib.org> - 2011-11-12 13:13 -0800
            Re: Why don't C comments nest? Acid Washed China Blue Jeans <chine.bleu@yahoo.com> - 2011-11-12 13:48 -0800
  Re: Why don't C comments nest? Acid Washed China Blue Jeans <chine.bleu@yahoo.com> - 2011-11-11 16:51 -0800
  Re: Why don't C comments nest? Jorgen Grahn <grahn+nntp@snipabacken.se> - 2011-11-12 22:55 +0000
  Re: Why don't C comments nest? Kenneth Brody <kenbrody@spamcop.net> - 2011-11-15 14:17 -0500

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