vlib/v/checker/tests/mismatched_ptr_op_ptr.vv:5:11: error: mismatched types `&string` and `string`
    3 |     unsafe {
    4 |         b := &a
    5 |         println(b + *b)
      |                 ~~~~~
    6 |         println(b + b)
    7 |     }
vlib/v/checker/tests/mismatched_ptr_op_ptr.vv:5:3: error: `println` can not print void expressions
    3 |     unsafe {
    4 |         b := &a
    5 |         println(b + *b)
      |         ~~~~~~~~~~~~~~~
    6 |         println(b + b)
    7 |     }
vlib/v/checker/tests/mismatched_ptr_op_ptr.vv:6:11: error: invalid operator `+` to `&string` and `&string`
    4 |         b := &a
    5 |         println(b + *b)
    6 |         println(b + b)
      |                 ~~~~~
    7 |     }
    8 | }