From: Andreas Schwab <schwab@suse.de>
To: linux@horizon.com
Cc: linux-kernel@vger.kernel.org
Subject: Re: GCC 3.4 Heads-up
Date: Sat, 27 Dec 2003 17:39:43 +0100 [thread overview]
Message-ID: <je3cb6rz8w.fsf@sykes.suse.de> (raw)
In-Reply-To: <20031226110206.28382.qmail@science.horizon.com> (linux@horizon.com's message of "26 Dec 2003 11:02:06 -0000")
linux@horizon.com writes:
> Or consider the case when the structure doesn't have an explicit size
> and you have a big case statement for parsing it:
>
> switch (a->type) {
> case BAR:
> process_bar_chunk(((struct bar *)a)++);
> break;
> case BAZ:
> process_baz_chunk(((struct baz *)a)++);
> break;
> ...
> };
>
> Isn't that code a bit nicer looking? I put the redundant parens
Except that the parens are not redundant.
> in to remind people that I didn't mean to write "(struct bar *)(a++)"
> (which also has its legitimate uses).
Which is why it's parsed this way by default.
Andreas.
--
Andreas Schwab, SuSE Labs, schwab@suse.de
SuSE Linux AG, Maxfeldstraße 5, 90409 Nürnberg, Germany
Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
"And now for something completely different."
next prev parent reply other threads:[~2003-12-27 16:39 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-12-26 11:02 linux
2003-12-26 20:05 ` Linus Torvalds
2003-12-27 16:39 ` Andreas Schwab [this message]
[not found] <16PqK-8eK-1@gated-at.bofh.it>
[not found] ` <16RiU-2kO-1@gated-at.bofh.it>
[not found] ` <16S5h-3no-5@gated-at.bofh.it>
2004-01-06 21:06 ` David Mosberger-Tang
2004-01-06 22:33 ` Richard Henderson
2004-01-06 23:23 ` Linus Torvalds
2004-01-07 9:54 ` Richard Henderson
-- strict thread matches above, loose matches on Subject: below --
2003-12-26 1:46 Chris Meadors
2003-12-26 3:46 ` H. Peter Anvin
2003-12-26 4:34 ` Linus Torvalds
2003-12-26 6:04 ` H. Peter Anvin
2003-12-26 6:58 ` Andy Isaacson
2003-12-26 7:07 ` H. Peter Anvin
2003-12-26 7:08 ` Linus Torvalds
2003-12-29 16:13 ` David Lloyd
2004-01-02 21:57 ` Bill Davidsen
2004-01-03 21:11 ` Krzysztof Halasa
2004-01-04 5:48 ` Bill Davidsen
2004-01-04 20:41 ` Linus Torvalds
2004-01-05 1:28 ` Bill Davidsen
2004-01-05 1:38 ` Måns Rullgård
2004-01-05 23:49 ` Ingo Oeser
2004-01-05 2:25 ` Linus Torvalds
2004-01-05 4:15 ` Bill Davidsen
2004-01-05 4:36 ` Linus Torvalds
2003-12-30 1:37 ` Rusty Russell
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