linux-kernel - Re: [PATCH 02/10] x86: Convert BUG() to use unreachable()

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Message-ID: <4AA9A8F6.50709@zytor.com>
Date:	Thu, 10 Sep 2009 18:33:42 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
CC:	David Daney <ddaney@...iumnetworks.com>, akpm@...ux-foundation.org,
	linux-kernel@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>, x86@...nel.org,
	Roland McGrath <roland@...hat.com>
Subject: Re: [PATCH 02/10] x86: Convert BUG() to use unreachable()

On 09/10/2009 06:13 PM, Linus Torvalds wrote:
> 
> I realize that the RH backport thing is good for testing now, but at the 
> same time, it really does look nasty. I wonder if we could add some 
> config-time compiler feature testing - so that you'd not have a version 
> test at all, but a CONFIG_BUILTIN_UNREACHABLE.
> 

autoconf ;)

	-hpa
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