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Date: Mon, 31 Jan 2011 13:46:50 -0800
From: Jeremy Fitzhardinge <jeremy@goop.org>
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To: Nick Piggin <npiggin@gmail.com>
CC: Peter Zijlstra <peterz@infradead.org>, "H. Peter Anvin" <hpa@zytor.com>,
        Ingo Molnar <mingo@elte.hu>, the arch/x86 maintainers <x86@kernel.org>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        Nick Piggin <npiggin@kernel.dk>,
        Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Subject: Re: [PATCH 0/6] Clean up ticketlock implementation
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On 01/24/2011 05:08 PM, Nick Piggin wrote:
>> So very similar, except the compiler misses directly comparing
>> %ah to %al.
> Oh :(
>
> Have you filed a bug with gcc?

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47556

    J