From mboxrd@z Thu Jan  1 00:00:00 1970
Message-ID: <1353571055.2701.21.camel@sauron.fi.intel.com>
Subject: Re: Possible regression in arm/io.h
From: Artem Bityutskiy <dedekind1@gmail.com>
To: Will Deacon <will.deacon@arm.com>
Date: Thu, 22 Nov 2012 09:57:35 +0200
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On Wed, 2012-10-24 at 16:27 +0100, Will Deacon wrote:
> On Wed, Oct 24, 2012 at 04:04:46PM +0100, Bastian Hecht wrote:
> > >> > Ok, I'll have a look at the impact of moving exclusively to "Q" wh=
en I get a
> > >> > chance. Which toolchain are you using?
> > >>
> > >> gcc version 4.6.3 (Ubuntu/Linaro 4.6.3-1ubuntu5)
> > >> For a more verbose info take a look at the bug report link.
> > >
> > > Ok, thanks. One other thing you could try while I try to find a copy =
of that
> > > toolchain is changing the "+" modifier to an "=3D", like I proposed i=
n this
> > > version of the patch:
> >=20
> > So if alter it to fit to your patch scheme the result is:
>=20
> Sorry, the change wasn't as trivial as I thought -- you have to reorder t=
he
> constraints because an output becomes an input for the load accessors. I
> tried it myself and it doesn't fix the issue (I can reproduce it now).

Any progress with this? Do we end up with gcc 4.6+ - uncompilable MTD
drivers in 3.7?

--=20
Best Regards,
Artem Bityutskiy

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