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Re: [PATCH v2] tools: specify C standard explicitly
- To: Marek Marczykowski-Górecki <marmarek@xxxxxxxxxxxxxxxxxxxxxx>, Jan Beulich <jbeulich@xxxxxxxx>
- From: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
- Date: Fri, 20 Feb 2026 11:56:28 +0000
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- Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Anthony PERARD <anthony.perard@xxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx
- Delivery-date: Fri, 20 Feb 2026 11:56:49 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 20/02/2026 10:10 am, Marek Marczykowski-Górecki wrote:
> On Fri, Feb 20, 2026 at 08:34:08AM +0100, Jan Beulich wrote:
>> Is it possible that it's not so much the compiler, but glibc, which is the
>> problem here?
> Indeed, that's glibc. I tested it starting with CI container and updated
> packages one by one - it's about glic 2.42 -> 2.43.
>
>>> So, I guess iterate on v1?
>> Perhaps. As per above it first needs to become clear where the issue is
>> actually coming from. Otoh making the code suitably C23-const-correct will
>> want to happen at some point anyway, I suppose.
> I'll sent v3 with remarks from your review on v1 applied.
>
Agreed, the moment we limit tools to a specific std, we will fail to
find stuff like this.
In my copious free time, I keep on meaning to do one CI run with Xen
forced the the newest std too, so we can pick up fixes as we go rather
than finding them all in one go while trying to do something else in a
hurry.
~Andrew
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