vlib/v/checker/tests/struct_assigned_to_pointer_to_struct.vv:7:4: error: mismatched types `&Foo` and `Foo`
    5 | fn main() {
    6 |     mut f := &Foo{10}
    7 |     f = Foo{
      |       ^
    8 |         x: 20
    9 |     }