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Date:      Fri, 9 Jan 2009 18:27:47 +0100
From:      Roman Divacky <rdivacky@freebsd.org>
To:        Christoph Mallon <christoph.mallon@gmx.de>
Cc:        Andrew Reilly <andrew-freebsd@areilly.bpc-users.org>, freebsd-current@freebsd.org, Ollivier Robert <roberto@keltia.freenix.fr>
Subject:   Re: gcc 4.3: when will it become standard compiler?
Message-ID:  <20090109172747.GA69471@freebsd.org>
In-Reply-To: <496772E1.2050504@gmx.de>
References:  <20090109031147.GB44317@duncan.reilly.home> <49672189.5060109@gmx.de> <20090109110508.GA12123@freebsd.org> <496751D1.20605@gmx.de> <20090109134725.GA38233@freebsd.org> <49675F04.20006@gmx.de> <20090109143339.GA45569@freebsd.org> <49676598.7040708@gmx.de> <20090109150750.GA50331@freebsd.org> <496772E1.2050504@gmx.de>

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> >my point is that in C89 mode *restrict* (in whatever spelling) got expanded
> >to nothing. we had a bug (typo in fact) related to *restrict* and we didnt
> >catch it because of C89 compilation mode...
> 
> Ah, you mean a simple syntax error like char __restrict* a instead of 
> char* __restrict a. I thought you meant something serious like different 
> behaviour between the standards. Why somebody would #define away 
> __restrict (or #define away any other extension, which GCC accepts 
> anyway) is beyond me. If the source code already contains distinctions 
> between C89 and C99 then, imo, somebody did something wrong.
 
my point was general - people expect C99 features and use them (it's 10 years
old) but we dont compile in that mode - this mismatch may yield weird bugs

> >my point is that we might have bugs in the C99 code that other (non-gcc) 
> >compilers
> >expose and it's a good thing to unite on one standard. ie. C99 :)
> 
> In general I agree: C99 should be used as language standard for 
> compilation. style(9) needs some updates for this, too.

I hope we'll have C99 on default soon :)



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