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Message-ID: <CAPmKWpG8z3rzjtjb17cPQb8SrVp_Es4S2HD6o1-sBeOHmitQQg@mail.gmail.com>
Date: Tue, 7 Apr 2015 21:18:33 +0300
From: Eugene Yudin <e.yudin@...systems.com>
To: musl@...ts.openwall.com
Subject: Re: [PATCH] MIPS big endian and *stat syscalls return value
Thanks for a quick response!
On Tue, Apr 7, 2015 at 5:34 PM, Rich Felker <dalias@...c.org> wrote:
> I'm
> guessing you need -O0 to trigger it, no?
I'm experience problem with optimization for size (-Os).
It's look like behaviour was changed in later GCC (at least from 4.8.3).
I will test another optimization levels.
> > i wonder if __stat_fix could be inlined in a way that the
> > compiler knows it shouldnt clobber r2.
>
> In practice it always is, at least for me. But relying on that for
> semantic purposes is not valid.
>
I read that in linux kernel are used attribute "always_inline" for critical
parts.
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