setup: --prune-install appears to be broken

[ASSI]

David McFarland via Cygwin writes:
> If I do a base install to a new root:
>
>     setup-x86_64.exe --root "$(cygpath -wa .cygtest)" --no-admin \
>         --no-shortcuts --no-replaceonreboot --no-version-check \
>         --prune-install --verbose
>
> And then run the same install again, I get:

You are misunderstanding what prune-install does: it ensures that only
the exact list of groups/packages that you give it for installation
(plus their dependencies) is installed when it finishes and you
literally said you want to end up with no packages at all.


Regards,
Achim.
-- 
+<[Q+ Matrix-12 WAVE#46+305 Neuron microQkb Andromeda XTk Blofeld]>+

SD adaptation for Waldorf rackAttack V1.04R1:
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