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T21583.hs:14:23: error: [-Wstar-is-type (in -Wall, -Wcompat), -Werror=star-is-type]
    Using ‘*’ (or its Unicode variant) to mean ‘Data.Kind.Type’
    relies on the StarIsType extension, which will become
    deprecated in the future.
    Suggested fix: Use ‘Type’ from ‘Data.Kind’ instead.
T21583.hs:14:28: error: [-Wstar-is-type (in -Wall, -Wcompat), -Werror=star-is-type]
    Using ‘*’ (or its Unicode variant) to mean ‘Data.Kind.Type’
    relies on the StarIsType extension, which will become
    deprecated in the future.
    Suggested fix: Use ‘Type’ from ‘Data.Kind’ instead.
T21583.hs:56:10: warning: [-Wmissing-methods (in -Wdefault)]
    • No explicit implementation for
        ‘fmap’
    • In the instance declaration for ‘Functor (SplitFunctor g f)’
T21583.hs:58:10: warning: [-Wmissing-methods (in -Wdefault)]
    • No explicit implementation for
        either ‘foldMap’ or ‘foldr’
    • In the instance declaration for ‘Foldable (SplitFunctor g f)’
T21583.hs:60:10: warning: [-Wmissing-methods (in -Wdefault)]
    • No explicit implementation for
        either ‘traverse’ or ‘sequenceA’
    • In the instance declaration for ‘Traversable (SplitFunctor g f)’