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Re: [PATCH for-4.17] Build: Drop -no-pie from EMBEDDED_EXTRA_CFLAGS
- To: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Thu, 29 Sep 2022 12:07:20 +0200
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- Cc: George Dunlap <George.Dunlap@xxxxxxxxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, Julien Grall <julien@xxxxxxx>, Henry Wang <Henry.Wang@xxxxxxx>, Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- Delivery-date: Thu, 29 Sep 2022 10:07:26 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 27.09.2022 17:47, Andrew Cooper wrote:
> This breaks all Clang builds, as demostrated by Gitlab CI.
>
> Contrary to the description in ecd6b9759919, -no-pie is not even an option
> passed to the linker. GCC's actual behaviour is to inhibit the passing of
> -pie to the linker, as well as selecting different cr0 artefacts to be linked.
>
> EMBEDDED_EXTRA_CFLAGS is not used for $(CC)-doing-linking, and not liable to
> gain such a usecase.
Since it was largely unavoidable for me to notice this while putting
together the two XTF patches just sent - isn't the current way of using
-no-pie there bogus then as well?
Jan
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