From owner-freebsd-hackers  Sun Jun  7 08:06:32 1998
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From: "Gregory D Moncreaff" <moncrg@ma.ultranet.com>
To: "Matthew Hunt" <mph@pobox.com>, "Mike Smith" <mike@smith.net.au>,
        <hackers@FreeBSD.ORG>
Subject: Re: Irritating cpp feature
Date: Sun, 7 Jun 1998 11:07:07 -0400
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you can put anything you want in an #if 0/#endif block.
by definition, the preprocessor deletes such before the compiler
(which is the only thing that checks code syntax)
even sees it
-----Original Message-----
From: Matthew Hunt <mph@pobox.com>
To: Mike Smith <mike@smith.net.au>; hackers@FreeBSD.ORG
<hackers@FreeBSD.ORG>
Date: Sunday, June 07, 1998 8:48 AM
Subject: Re: Irritating cpp feature


>On Sun, Jun 07, 1998 at 12:53:48AM -0700, Mike Smith wrote:
>
>> #if 0
>> This is pointless text with one of ' in it.
>> #endif
>[...]
>> The code obviously builds OK on other gcc-wielding platforms; is there
>> something funny about our preprocessor?
>
>I think there is something correct about our preprocessor.  I Don't
>Have The Standard In Front Of Me (TM) but I think code that is
>#ifdef'ed out must still be syntactically correct, so the sample that
>you provided above is incorrect code.  If somebody is using #ifdef
>around English text, that is wrong.
>
>Anybody with the Standard care to verify?  The only one I have is
>the reprint of the Library portion of the Standard in Plauger's book.
>
>--
>Matthew Hunt <mph@pobox.com> * Stay close to the Vorlon.
>http://www.pobox.com/~mph/pgp.key for PGP public key 0x67203349.
>
>To Unsubscribe: send mail to majordomo@FreeBSD.org
>with "unsubscribe freebsd-hackers" in the body of the message
>

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