| //@ dont-require-annotations: NOTE | |
| struct BarStruct; | |
| impl<'a> BarStruct { | |
| fn foo(&'a mut self) -> Box<BarStruct> { self } | |
| //~^ ERROR mismatched types | |
| //~| NOTE expected struct `Box<BarStruct>` | |
| //~| NOTE found mutable reference `&'a mut BarStruct` | |
| } | |
| fn main() {} |