linux-kernel - Re: [PATCH 16/16] fix handling of integer constant expressions

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Message-ID: <20070627123705.GP21478@ftp.linux.org.uk>
Date:	Wed, 27 Jun 2007 13:37:05 +0100
From:	Al Viro <viro@....linux.org.uk>
To:	Neil Booth <neil@...kokuya.co.uk>
Cc:	Josh Triplett <josh@...edesktop.org>,
	Segher Boessenkool <segher@...nel.crashing.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, linux-sparse@...r.kernel.org
Subject: Re: [PATCH 16/16] fix handling of integer constant expressions

On Wed, Jun 27, 2007 at 09:26:28PM +0900, Neil Booth wrote:
> DR 312 clarified the meaning of "known constant size"
> 
>    http://www.open-std.org/jtc1/sc22/wg14/www/docs/dr_312.htm
> 
> in the sensible way, thankfully, so your example is actually invalid.

<looks>  Aha.  OK...

I'd say that 6.7.5.2[4] should simply have "element type is not a variable
length array" instead, regardless of clarification of "known constant size",
since element type is not allowed to be incomplete in any case.  Would be
more readable...  But yes, clarification makes sense anyway.
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