linux-kernel - Re: [RFC] Documentation/CodingStyle: Add rules for goto labels

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Message-ID: <46644B99.1060304@zytor.com>
Date:	Mon, 04 Jun 2007 10:27:53 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Jeremy Fitzhardinge <jeremy@...p.org>
CC:	Jeff Garzik <jeff@...zik.org>, Randy Dunlap <rdunlap@...otime.net>,
	Al Viro <viro@....linux.org.uk>,
	LKML <linux-kernel@...r.kernel.org>, akpm@...ux-foundation.org
Subject: Re: [RFC] Documentation/CodingStyle: Add rules for goto labels

Jeremy Fitzhardinge wrote:
> WANG Cong wrote:
>> I just wonder, if a goto label is nested in a while/for/if/switch block, aligning it in
>> the first column maybe a bit ugly. (I know mostly it is not in any while/for/if/switch block.)
> 
> In general goto labels are not scoped, so there's no point in pretending
> they are.  It might make sense to indent a label deeper if you've
> actually declared it local (__label__).
> 

goto labels are scoped in one sense: they are only reachable from inside
the block they are defined in, so I would disagree with this statement.

	-hpa
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