pkg/front_end/testcases/general/issue56420.dart.textual_outline_modelled.expect

A<Y1, Y2> Function<Y1 extends B, Y2 extends B>() f1 =
    <Y1 extends B, Y2 extends B>() => new A<Y1, Y2>();

A<Z2, Z1> Function<Z1 extends B, Z2 extends B>() f2 =
    <Z1 extends B, Z2 extends B>() => new A<Z2, Z1>();

class A<X1 extends B, X2 extends B> {}

class B {}

main() {}

test(bool b) {}