tests/ui/regions/region-bound-same-bounds-in-trait-and-impl.rs

   1 // Test related to #22779, but where the `'a:'b` relation
   2 // appears in the trait too. No error here.
   3
   4 // check-pass
   5
   6 trait Tr<'a, T> {
   7     fn renew<'b: 'a>(self) -> &'b mut [T] where 'a: 'b;
   8 }
   9
  10 impl<'a, T> Tr<'a, T> for &'a mut [T] {
  11     fn renew<'b: 'a>(self) -> &'b mut [T] where 'a: 'b {
  12         &mut self[..]
  13     }
  14 }
  15
  16
  17 fn main() { }