tests/ui/const-generics/defaults/self-referential.stderr

   1 error[E0403]: the name `M` is already used for a generic parameter in this item's generic parameters
   2   --> $DIR/self-referential.rs:1:30
   3    |
   4 LL | trait Foo<const M: u8, const M: u8 = M> {}
   5    |                 -            ^ already used
   6    |                 |
   7    |                 first use of `M`
   8
   9 error: aborting due to previous error
  10
  11 For more information about this error, try `rustc --explain E0403`.