From: Rich Felker <dalias@libc.org>
To: musl@lists.openwall.com
Subject: Re: [PATCH] prefer Oz optimization if the compiler supports it
Date: Wed, 19 Jul 2017 08:52:31 -0400 [thread overview]
Message-ID: <20170719125231.GS1627@brightrain.aerifal.cx> (raw)
In-Reply-To: <233561500461057@web13g.yandex.ru>
On Wed, Jul 19, 2017 at 01:44:17PM +0300, Dmitry Golovin wrote:
> Hi all!
>
> This is a very small and simple patch, it adds support for Oz level
> of optimization (clang supports it). Since the kernel switched to
> Oz, I think it's a good idea to use it as long as the compiler
> supports it, on the other hand I didn't test if it has any
> advantages in case of musl.
>
> The patch is attached.
I'm not clear what the goal is. Why would Oz be preferred to Os? A
quick search shows that all it seems to do is disabling some
vectorization, which sounds undesirable.
Rich
next prev parent reply other threads:[~2017-07-19 12:52 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-07-19 10:44 Dmitry Golovin
2017-07-19 12:52 ` Rich Felker [this message]
2017-07-19 13:48 ` Dmitry Golovin
2017-07-20 1:45 ` Rich Felker
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