From: Brian Drummond <brian_drummond@btconnect.com>
Subject: Re: Ada Smileys in C++ lib Conversion
Date: Mon, 16 Aug 2010 13:08:29 +0100
Date: 2010-08-16T13:08:29+01:00 [thread overview]
Message-ID: <b3ai6699k74bami86kgddbh7em15gcq358@4ax.com> (raw)
In-Reply-To: 15cdcb9e-3747-48e3-9be0-8829dfbcc3c8@w30g2000yqw.googlegroups.com
On Sun, 15 Aug 2010 03:04:54 -0700 (PDT), Maciej Sobczak
<see.my.homepage@gmail.com> wrote:
>On 15 Sie, 03:16, Brian Drummond <brian_drumm...@btconnect.com> wrote:
>
>> >Yes, this is a good practice. It is better to avoid using preprocessor
>> >for anything other than so called include guards.
>>
>> Except when the result doesn't work!
>
>If the result of *not* using preprocessor doesn't work, then with
>preprocessor it would be even worse.
>Example, please. Example that shows that I cannot use const object
>where constant is expected.
>
>(Hint: there are some *very* obscure corner cases with templates, but
>if you are there already, you are screwed anyway.)
>> In this instance I wanted to declare an array whose size was the constant
>> expression in question.
>
>const int size = 7;
>int array[size];
error: variably modifed 'array' at file scope
- Brian
next prev parent reply other threads:[~2010-08-16 12:08 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-08-13 14:20 Ada Smileys in C++ lib Conversion Warren
2010-08-13 15:06 ` Yannick Duchêne (Hibou57)
2010-08-13 16:53 ` Anh Vo
2010-08-14 1:36 ` Warren
2010-08-14 9:52 ` Georg Bauhaus
2010-08-14 10:57 ` Brian Drummond
2010-08-14 20:34 ` Maciej Sobczak
2010-08-14 21:01 ` Dmitry A. Kazakov
2010-08-15 1:16 ` Brian Drummond
2010-08-15 10:04 ` Maciej Sobczak
2010-08-16 12:08 ` Brian Drummond [this message]
2010-08-16 12:13 ` Georg Bauhaus
2010-08-16 12:30 ` Brian Drummond
2010-08-16 12:39 ` Maciej Sobczak
2010-08-16 21:39 ` Brian Drummond
2010-08-16 22:53 ` Robert A Duff
2010-08-24 10:12 ` David Thompson
2010-08-30 9:51 ` Brian Drummond
2010-08-16 14:54 ` Warren
2010-08-16 20:27 ` Maciej Sobczak
2010-08-17 12:57 ` Warren
2010-08-17 13:37 ` Maciej Sobczak
2010-08-17 15:07 ` Georg Bauhaus
2010-08-18 17:31 ` Warren
2010-08-24 10:12 ` David Thompson
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