From mboxrd@z Thu Jan 1 00:00:00 1970 From: dedekind1@gmail.com (Artem Bityutskiy) Date: Thu, 22 Nov 2012 09:57:35 +0200 Subject: Possible regression in arm/io.h In-Reply-To: <20121024152730.GH7339@mudshark.cambridge.arm.com> References: <20121024105223.GC23775@mudshark.cambridge.arm.com> <20121024130957.GB7339@mudshark.cambridge.arm.com> <20121024135854.GD7339@mudshark.cambridge.arm.com> <20121024152730.GH7339@mudshark.cambridge.arm.com> Message-ID: <1353571055.2701.21.camel@sauron.fi.intel.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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" when 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 "=", like I proposed in this > > > version of the patch: > > > > So if alter it to fit to your patch scheme the result is: > > Sorry, the change wasn't as trivial as I thought -- you have to reorder the > 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? -- Best Regards, Artem Bityutskiy -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 836 bytes Desc: This is a digitally signed message part URL: