Re: [Xen-devel] [PATCH v2 for-4.10] ubsan: add clang 5.0 support

[Julien Grall <julien.grall@xxxxxxxxxx>]

Hi Roger,

On 10/18/2017 08:45 AM, Roger Pau Monne wrote:
> clang 5.0 changed the layout of the type_mismatch_data structure and
> introduced __ubsan_handle_type_mismatch_v1 and
> __ubsan_handle_pointer_overflow.
>
> This commit adds support for the new structure layout, adds the
> missing handlers and the new types for type_check_kinds.
>
> Signed-off-by: Roger Pau Monné <roger.pau@xxxxxxxxxx>
> ---
> Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
> Cc: George Dunlap <George.Dunlap@xxxxxxxxxxxxx>
> Cc: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
> Cc: Jan Beulich <jbeulich@xxxxxxxx>
> Cc: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
> Cc: Stefano Stabellini <sstabellini@xxxxxxxxxx>
> Cc: Tim Deegan <tim@xxxxxxx>
> Cc: Wei Liu <wei.liu2@xxxxxxxxxx>
> Cc: Julien Grall <julien.grall@xxxxxxx>
> ---
> ubsan is an optional feature, not enabled by default and not designed
> to be used by production systems. Since this change only touches ubsan
> code and it's a bugfix in order for clang to work, I argue it should
> be merged into 4.10.
I agree here:

Release-acked-by: Julien Grall <julien.grall@xxxxxxxxxx>

Cheers,

--
Julien Grall

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