src/test/ui/const-generics/forbid-non-structural_match-types.full.stderr

   1 error[E0741]: `C` must be annotated with `#[derive(PartialEq, Eq)]` to be used as the type of a const parameter
   2   --> $DIR/forbid-non-structural_match-types.rs:14:19
   3    |
   4 LL | struct D<const X: C>;
   5    |                   ^ `C` doesn't derive both `PartialEq` and `Eq`
   6
   7 error: aborting due to previous error
   8
   9 For more information about this error, try `rustc --explain E0741`.