tests/ui/compare-method/region-extra-2.rs

   1 // Regression test for issue #22779. An extra where clause was
   2 // permitted on the impl that is not present on the trait.
   3
   4 trait Tr<'a, T> {
   5     fn renew<'b: 'a>(self) -> &'b mut [T];
   6 }
   7
   8 impl<'a, T> Tr<'a, T> for &'a mut [T] {
   9     fn renew<'b: 'a>(self) -> &'b mut [T] where 'a: 'b {
  10         //~^ ERROR E0276
  11         &mut self[..]
  12     }
  13 }
  14
  15 fn main() { }