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Date:	Wed, 27 Jun 2007 01:29:59 +0100
From:	Derek M Jones <derek@...sof.co.uk>
To:	Al Viro <viro@....linux.org.uk>
CC:	Neil Booth <neil@...kokuya.co.uk>,
	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

Al Viro wrote:

>>> Hopefully correct handling of integer constant expressions.  Please, review.
>> Am I invoking sparse wrongly?  ./sparse -W -Wall doesn't diagnose
>> the following TU, for example.
>>
>> extern int a;
>> extern int as1[(a = 2)];
> 
> sparse simply doesn't check that.  We don't have anything resembling
> support of VLA.

If it did support VLAs it would point out that this is
a constraint violation.  VLAs must have block or function
prototype scope.

-- 
Derek M. Jones                              tel: +44 (0) 1252 520 667
Knowledge Software Ltd                      mailto:derek@...sof.co.uk
Applications Standards Conformance Testing    http://www.knosof.co.uk
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