GNU bug report logs - #44681
[PATCH] gnu: gnubg: Prevent building with avx instructions.

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From: help-debbugs <at> gnu.org (GNU bug Tracking System)
To: Michael Rohleder <mike <at> rohleder.de>
Subject: bug#44681: closed (Re: [bug#44681] [PATCH] gnu: gnubg: Prevent
 building with avx instructions.)
Date: Wed, 18 Nov 2020 14:07:01 +0000

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Your bug report

#44681: [PATCH] gnu: gnubg: Prevent building with avx instructions.

which was filed against the guix-patches package, has been closed.

The explanation is attached below, along with your original report.
If you require more details, please reply to 44681 <at> debbugs.gnu.org.

-- 
44681: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=44681
GNU Bug Tracking System
Contact help-debbugs <at> gnu.org with problems

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From: Kei Kebreau <kkebreau <at> posteo.net>
To: Michael Rohleder <mike <at> rohleder.de>
Cc: 44681-done <at> debbugs.gnu.org
Subject: Re: [bug#44681] [PATCH] gnu: gnubg: Prevent building with avx
 instructions.
Date: Wed, 18 Nov 2020 09:05:55 -0500

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Michael Rohleder <mike <at> rohleder.de> writes:

> Hi Kei!
>
> Kei Kebreau <kkebreau <at> posteo.net> writes:
>> Please let me know whether you're okay with the commit message
>> modification, and I'll push this for you.
>
> This is perfectly fine!
> Thank you very much for reviewing, testing, rewriting, asking and
> pushing ;)

You're welcome!  This patch has been pushed to master as commit
82df93e27c.

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From: Michael Rohleder <mike <at> rohleder.de>
To: guix-patches <at> gnu.org
Cc: Michael Rohleder <mike <at> rohleder.de>
Subject: [PATCH] gnu: gnubg: Prevent building with avx instructions.
Date: Mon, 16 Nov 2020 13:17:37 +0100

* gnu/packages/games.scm (gnubg): Prevent building with avx instructions.
[arguments]: Add configure-flags for Intel systems.
---
 gnu/packages/games.scm | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/gnu/packages/games.scm b/gnu/packages/games.scm
index 97b0cb976d..12cc64fefa 100644
--- a/gnu/packages/games.scm
+++ b/gnu/packages/games.scm
@@ -1605,7 +1605,14 @@ such as chess or stockfish.")
     (native-inputs `(("python-2" ,python-2)
                      ("pkg-config" ,pkg-config)))
     (arguments
-     `(#:phases
+     `(#:configure-flags
+       ;; SSE instructions are available on Intel systems only.
+       (list ,@(if (any (cute string-prefix? <> (or (%current-target-system)
+                                                    (%current-system)))
+                        '("x86_64" "i686"))
+                   '("--enable-simd=sse2") ; prevent avx instructions
+                   '()))
+       #:phases
        (modify-phases %standard-phases
          (add-after 'install 'install-desktop-file
            (lambda* (#:key outputs #:allow-other-keys)
-- 
2.29.2

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