linux-kernel - Re: [PATCH] Add option to build with -O3

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Date:	Tue, 4 Mar 2014 21:09:27 -0800
From:	Greg KH <gregkh@...uxfoundation.org>
To:	Jon Ringle <jringle@...dpoint.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Add option to build with -O3

On Tue, Mar 04, 2014 at 07:01:49PM -0500, Jon Ringle wrote:
> +config CC_OPTIMIZE_FOR_SPEED
> +    bool "Optimze for speed (-O3)"
> +    help
> +      Enabling this option will pass "-O3" to gcc
> +      resulting in a larger kernel (but possibly faster)

Are you sure about that?  Have you measured it?

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