[edk2-devel] MdeModulePkg build fails for AARCH64 on Ubuntu 22.04

[Ard Biesheuvel]

On Wed, 24 Aug 2022 at 09:49, Ard Biesheuvel <ardb at kernel.org> wrote:
>
> On Tue, 23 Aug 2022 at 09:41, Bob Feng <bob.c.feng at intel.com> wrote:
> >
> > Hi Liming,
> >
> > Reverting patch may not a good idea, some platforms have done the implementation based on the DSC spec, if revert, those platforms build will break.
>
> Platforms implemented against the DSC spec would have never worked if
> they relied on behavior that BaseTools currently does not implement.
>
> > This commit 039bdb4d3e96f9c9264abf135b8a0eef2e2b4860 make the Basetools behavior be consistent with DSC spec so I don't think it's a regression bug.
> >
>
> Platforms built against the current behavior that used to work might
> break after this change. MdeModulePkg.dsc for ARM/AARCH64 no longer
> builds due to this change.
>
> Also, as I pointed out, the DSC spec is far from ambiguous.

Ugh I did it again ...

"far from *un*ambiguous"

Will use less difficult words from now on - I obviously cannot be
trusted with them.

> This means
> that platforms implemented against the spec will rely on one of
> several possible interpretations of that ambiguous set of rules.
>
> So let's revert this change now. Let's fix the DSC spec next, And only
> then, let's fix the code (assuming it still needs to be fixed)
>
> --
> Ard.


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