linux-kernel - Re: [PATCH] Disable -fconserve-stack on ARM

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Message-ID: <20110602130816.GB8343@e102109-lin.cambridge.arm.com>
Date:	Thu, 2 Jun 2011 14:08:17 +0100
From:	Catalin Marinas <catalin.marinas@....com>
To:	Andi Kleen <ak@...ux.intel.com>
Cc:	Måns Rullgård <mans@...sr.com>,
	Russell King - ARM Linux <linux@....linux.org.uk>,
	Nicolas Pitre <nico@...xnic.net>,
	Will Deacon <Will.Deacon@....com>,
	lkml <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>, sam@...nborg.org,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH] Disable -fconserve-stack on ARM

On Tue, May 31, 2011 at 07:01:07PM +0100, Andi Kleen wrote:
> Disable -fconserve-stack on ARM v2
> 
> There are reports that -fconserve-stack misaligns variables on the stack.
> Disable it for ARM to work around this gcc bug.
> 
> v2: Move top level flags definition up
> Signed-off-by: Andi Kleen <ak@...ux.intel.com>

It seems to disable the -fconserve-stack on ARM.

Tested-by: Catalin Marinas <catalin.marinas@....com>

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