Re: Remove -mno-omit-leaf-frame-pointer from build flags

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* Davide Cavalca:

> On 2025-06-22 16:17, Florian Weimer wrote:
>>> Unrelated to this, do you know how SFrame support (ie. in userspace)
>>> is going?  This was/is the great hope for fast, low overhead stack
>>> traces without frame pointers, but it's all gone a bit quiet.  The
>>> last thing I heard was a talk by Steve Rostedt a few years ago.
>> I plan to write up a Fedora 43 proposal for that.  For realistic
>> experiments, we need at least one distribution that does not have frame
>> pointers (otherwise the SFrame data is rather different and not
>> representative at all of a frame-pointer-less environment), so I
>> plan to
>> propose to disable them again in ELN.
>
> Would it make sense to leverage the CentOS ISA SIG instead to run
> these experiments? While CentOS Stream 11 is still ways out, it seems
> premature to disable frame pointers in ELN now, as my understanding is
> that while SFrame is being developed, it is not a viable replacement
> yet, and it might be a while till it'll get there.

Are you suggesting to move RHEL 11 development away from Fedora/ELN to
CentOS Stream?  Wouldn't that be implied by this approach?

I think we should align the ELN build configuration with the current
plans for RHEL 11 instead.  Enabling frame pointers on x86-64 in ELN
when there is no such plan for RHEL has always been against ELN's
purpose to approximate a RHEL configuration.

Thanks,
Florian

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