From: Adam Jackson <ajax@redhat.com>
To: Knut Petersen <Knut_Petersen@t-online.de>
Cc: intel-gfx <intel-gfx@lists.freedesktop.org>
Subject: Re: [BUG] intel_drv.so fails to load
Date: Fri, 20 Jul 2012 11:10:47 -0400 [thread overview]
Message-ID: <500974F7.5080702@redhat.com> (raw)
In-Reply-To: <50094923.3070609@t-online.de>
On 7/20/12 8:03 AM, Knut Petersen wrote:
> Am 18.07.2012 16:29, schrieb Adam Jackson:
>> So this really honestly is a toolchain problem, not a driver problem.
>
> Neither icecream nor gcc are broken.
>
> The solution is pretty simple:
>
> ====================================
> Never ever include -v or --verbose in CFLAGS
> ====================================
>
> Why?
>
> Because otherwise there will be some output to
> stdout during the -fPIC test compile executed from
> configure, and that output causes the build system
> to erroneously assume that -fPIC does not work.
>
> Hence xorg parts that normally would be build with
> -fPIC will be built without that flag.
autoconf bug! Nice find.
> I think the test for "-fPIC" support is fundamentally
> broken and should be fixed. Or would it be better
> to check for -v and --verbose in CFLAGS?
It sounds like the test is broken, yeah. Although I wonder how many
other standard autoconf tests have this property.
- ajax
next prev parent reply other threads:[~2012-07-20 15:10 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-07-17 20:08 [BUG] intel_drv.so fails to load Knut Petersen
2012-07-17 20:16 ` Chris Wilson
2012-07-17 20:41 ` Chris Wilson
2012-07-17 20:54 ` Knut Petersen
2012-07-17 21:11 ` Adam Jackson
2012-07-17 21:34 ` Knut Petersen
2012-07-17 21:16 ` Chris Wilson
2012-07-17 21:52 ` Knut Petersen
2012-07-18 14:02 ` Adam Jackson
2012-07-18 14:07 ` Chris Wilson
2012-07-18 14:29 ` Adam Jackson
2012-07-18 14:36 ` Chris Wilson
2012-07-18 19:47 ` Adam Jackson
2012-07-18 22:34 ` Chris Wilson
2012-07-19 14:08 ` Adam Jackson
2012-07-18 18:04 ` Knut Petersen
2012-07-18 19:34 ` Adam Jackson
2012-07-19 6:04 ` Knut Petersen
2012-07-20 12:03 ` Knut Petersen
2012-07-20 15:10 ` Adam Jackson [this message]
2012-07-20 16:01 ` Knut Petersen
2012-07-17 20:41 ` Knut Petersen
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