Re: AVX2: how to detect?

[Jason Bacon <jtocino%gmx.com@localhost>]

On 8/17/23 09:40, Thomas Klausner wrote:
> Hi!
>
> Some package behave differently if they find AVX2 support in the CPU.
>
> For example:
>
> http://www.ki.nu/pkgsrc/reports/current/NetBSD-9.0/20230814.0649/qt6-qt3d-6.5.2/install.log
>
> => Checking file-check results for qt6-qt3d-6.5.2
> ERROR: ************************************************************
> ERROR: The following files are in the PLIST but not in /tmp/graphics/qt6-qt3d/work/.destdir/usr/pkg:
> ERROR:         /tmp/graphics/qt6-qt3d/work/.destdir/usr/pkg/qt6/include/Qt3DCore/6.5.2/Qt3DCore/private/matrix4x4_avx2_p.h
>
> Does anyone have an idea how to detect this properly for pkgsrc?
>   Thomas

I normally just locate the auto-detection code and disable it
(preferably with an option for the user to control it).  I'd be
interested in hearing about alternative approaches as well.