src/test/ui/nested-ty-params.stderr

   1 error[E0401]: can't use generic parameters from outer function
   2   --> $DIR/nested-ty-params.rs:3:16
   3    |
   4 LL | fn hd<U>(v: Vec<U> ) -> U {
   5    |       - type parameter from outer function
   6 LL |     fn hd1(w: [U]) -> U { return w[0]; }
   7    |           -    ^ use of generic parameter from outer function
   8    |           |
   9    |           help: try using a local generic parameter instead: `<U>`
  10
  11 error[E0401]: can't use generic parameters from outer function
  12   --> $DIR/nested-ty-params.rs:3:23
  13    |
  14 LL | fn hd<U>(v: Vec<U> ) -> U {
  15    |       - type parameter from outer function
  16 LL |     fn hd1(w: [U]) -> U { return w[0]; }
  17    |           -           ^ use of generic parameter from outer function
  18    |           |
  19    |           help: try using a local generic parameter instead: `<U>`
  20
  21 error: aborting due to 2 previous errors
  22
  23 For more information about this error, try `rustc --explain E0401`.