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From: Al Viro <viro@ftp.linux.org.uk>
To: Christopher Li <sparse@chrisli.org>
Cc: Linux-Sparse <linux-sparse@vger.kernel.org>,
	Josh Triplett <josh@freedesktop.org>
Subject: Re: [PATCH] allow ifdef in macro arguments
Date: Sun, 21 Oct 2007 16:52:11 +0100	[thread overview]
Message-ID: <20071021155211.GX8181@ftp.linux.org.uk> (raw)
In-Reply-To: <70318cbf0710210207t587f8d2enf024a56e1d10a5df@mail.gmail.com>

On Sun, Oct 21, 2007 at 02:07:15AM -0700, Christopher Li wrote:
> I think some one report it long time ago.

It should not accept those.  Undefined behaviour and if you try to actually
define the semantics for it, you run into such a pile of corner cases that
it's not worth even trying.

  parent reply	other threads:[~2007-10-21 15:52 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-10-21  9:07 [PATCH] allow ifdef in macro arguments Christopher Li
2007-10-21  9:18 ` Ralf Wildenhues
2007-10-21 15:52 ` Al Viro [this message]
2007-10-22  0:03   ` Josh Triplett
2007-10-22 16:13     ` Christopher Li

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