src/librustc_error_codes/error_codes/E0224.md

   1 A trait object was declaired with no traits.
   2
   3 Erroneous code example:
   4
   5 ```compile_fail,E0224
   6 type Foo = dyn 'static +;
   7 ```
   8
   9 Rust does not currently support this.
  10
  11 To solve ensure the the trait object has at least one trait:
  12
  13 ```
  14 type Foo = dyn 'static + Copy;
  15 ```