Date: Wed, 22 Aug 2001 16:51:04 +0300
From: "Eli Zaretskii" <eliz AT is DOT elta DOT co DOT il>
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To: Alex Vinokur <alexvn AT bigfoot DOT com>
Message-Id: <2561-Wed22Aug2001165103+0300-eliz@is.elta.co.il>
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CC: djgpp AT delorie DOT com
In-reply-to: <3B83C185.C107E36@bigfoot.com> (message from Alex Vinokur on Wed,
	22 Aug 2001 16:28:21 +0200)
Subject: Re: Preprocessing with gcc
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> From: Alex Vinokur <alexvn AT bigfoot DOT com>
> Newsgroups: comp.os.msdos.djgpp,gnu.gcc.help
> Date: Wed, 22 Aug 2001 16:28:21 +0200
> 
>   Here is a file :
> ------ file input.t ------
> # if (0)
> abc's xyz
> #endif
> --------------------------
> 
>   Here is a command line :
> %gcc -P -E -x c -o output.t input.t
> 
>   Here is an error message.
> input.t:2: unterminated string or character constant
> 
> 
> However the reason (abc's) is within
>  #if (0) ... #endif
> 
> Why does gcc detect that ?

Because even code that's ifdef'ed away must be correct as far as the
preprocessor is concerned.

> Can we avoid this error message (any additional options) ?

Yes, comment it out.