src/test/ui/issues/issue-7061.rs

   1 struct BarStruct;
   2
   3 impl<'a> BarStruct {
   4     fn foo(&'a mut self) -> Box<BarStruct> { self }
   5     //~^ ERROR mismatched types
   6     //~| expected struct `Box<BarStruct>`
   7     //~| found mutable reference `&'a mut BarStruct`
   8 }
   9
  10 fn main() {}