linux-kernel - Re: macros: "do-while" versus "({ })" and a compile-time error

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Message-ID: <45A52F86.8090003@s5r6.in-berlin.de>
Date:	Wed, 10 Jan 2007 19:25:10 +0100
From:	Stefan Richter <stefanr@...6.in-berlin.de>
To:	"Robert P. J. Day" <rpjday@...dspring.com>
CC:	"linux-os (Dick Johnson)" <linux-os@...logic.com>,
	Linux kernel mailing list <linux-kernel@...r.kernel.org>
Subject: Re: macros:  "do-while" versus "({ })" and a compile-time error

Robert P. J. Day wrote:
[...]
> what the above implies is
> that the ALIGN() macro can *never* be extended in that way because of
> the way it's being used in the struct definition above, outside of a
> function.
> 
> doesn't that place an unnecessarily limit on what might be done with
> ALIGN() in the future?
[...]

The one occurrence which is different from others could be changed.

But more importantly: Don't overuse macros.
-- 
Stefan Richter
-=====-=-=== ---= -=-=-
http://arcgraph.de/sr/
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