### BTest baseline data generated by btest-diff. Do not edit. Use "btest -U/-u" to update. Requires BTest >= 0.63.
X::A1
Y::Undef
X::A1
Y::B2
[$x1=X::Undef, $x2=(not set), $y1=(not set)]
X::<unknown-42>
[]
[]
[X::A1, X::A2]
E::NULL
NULL::ONE
