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List:       freedesktop-xorg
Subject:    Re: error: possibly undefined macro: AC_CHECK_FILE in doc/xorg-docs
From:       Michel_Dänzer <michel () daenzer ! net>
Date:       2019-08-29 16:33:57
Message-ID: b2470704-2dbb-21d0-f848-4d53e461207c () daenzer ! net
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On 2019-08-29 4:25 a.m., Dennis Clarke wrote:
> On 8/28/19 6:10 PM, Alan Coopersmith wrote:
>> On 8/28/19 3:02 PM, Dennis Clarke wrote:
>>> Found llvm-config '7.0.1' NO (needed >= 8.0.0 )
>>
>> I've not tried building Mesa with meson yet, but that reads like it
>> only found
>> version 7 of LLVM, but needs at least version 8.  (Since Mesa
>> implements LLVM
>> based compilers to build code to run on the various GPUs it supports,
>> it's
>> very closely tied to the version of LLVM needed to build with.)
>>
> 
> Wow, that is a big problem.  There is no LLVM 8 in Debian Stable
> release.  I would hate to have to build that from source and then deal
> with Xorg also.  However maybe that is the only way.

llvm-8-dev is available in buster-backports.

Also, Mesa only requires very recent LLVM in some configurations, in
particular if the radeonsi driver is enabled. If you don't need that
driver, you can try disabling it.


-- 
Earthling Michel Dänzer               |               https://redhat.com
Libre software enthusiast             |             Mesa and X developer
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