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From: Khem Raj <raj.khem@gmail.com>
To: Martin Jansa <martin.jansa@gmail.com>
Cc: Patches and discussions about the oe-core layer
	<openembedded-core@lists.openembedded.org>
Subject: Re: [PATCH] tcmode-default: disable ARMv7 Optimization for qt4-x11-free
Date: Tue, 31 May 2011 23:21:58 -0700	[thread overview]
Message-ID: <4DE5DA86.7040808@gmail.com> (raw)
In-Reply-To: <20110601061050.GA3281@jama.jama.net>

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On 05/31/2011 11:10 PM, Martin Jansa wrote:
> On Tue, May 31, 2011 at 10:57:00PM -0700, Khem Raj wrote:
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>>
>> On 05/31/2011 10:26 PM, Saul Wold wrote:
>>> [YOCTO #1030]
>>>
>>> This diables the ARMv7 optimizations that cause the compiler to fail
>>> with the following error
>>>
>>> | ../../include/QtCore/../../src/corelib/arch/qatomic_arm.h: In function
>>> 'void qt_removeObject(QObject*)':
>>> | ../../include/QtCore/../../src/corelib/arch/qatomic_arm.h:361:35:
>>> error: output number 1 not directly addressable
>>
>> this is a coding error you can fix the source code I guess instead of
>> pessimising the whole package
> 
> FWIW: I haven't seen it in my armv7-a builds (nokia900), but I'm using
> gcc-4.6 from meta-oe.
> 

this is because gcc 4.6 in meta-oe has fix for it its this patch here
http://gcc.gnu.org/ml/gcc-patches/2011-03/msg01477.html

a patch developed by linaro folks but now is committed to FSF as well.
this patch has not been backported to FSF 4.6 branch

> Regards,
> 

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  parent reply	other threads:[~2011-06-01  6:25 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-06-01  5:26 [PATCH] tcmode-default: disable ARMv7 Optimization for qt4-x11-free Saul Wold
2011-06-01  5:57 ` Khem Raj
2011-06-01  6:10   ` Martin Jansa
2011-06-01  6:14     ` Khem Raj
2011-06-01  6:21     ` Khem Raj [this message]
2011-06-01 10:46       ` Phil Blundell
2011-06-01 17:50         ` Saul Wold
2011-06-01 18:31           ` Khem Raj

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