error: type parameter `T` goes unused in function definition
  --> $DIR/extra_unused_type_parameters.rs:9:13
   |
LL | fn unused_ty<T>(x: u8) {
   |             ^^^ help: consider removing the parameter
   |
   = note: `-D clippy::extra-unused-type-parameters` implied by `-D warnings`
   = help: to override `-D warnings` add `#[allow(clippy::extra_unused_type_parameters)]`

error: type parameters go unused in function definition: T, U
  --> $DIR/extra_unused_type_parameters.rs:13:16
   |
LL | fn unused_multi<T, U>(x: u8) {
   |                ^^^^^^ help: consider removing the parameters

error: type parameter `T` goes unused in function definition
  --> $DIR/extra_unused_type_parameters.rs:17:21
   |
LL | fn unused_with_lt<'a, T>(x: &'a u8) {
   |                     ^^^ help: consider removing the parameter

error: type parameters go unused in function definition: T, V
  --> $DIR/extra_unused_type_parameters.rs:29:19
   |
LL | fn unused_bounded<T: Default, U, V: Default>(x: U) {
   |                   ^^^^^^^^^^^^ ^^^^^^^^^^^^
   |
help: consider removing the parameters
   |
LL - fn unused_bounded<T: Default, U, V: Default>(x: U) {
LL + fn unused_bounded<U>(x: U) {
   |

error: type parameters go unused in function definition: A, D, E
  --> $DIR/extra_unused_type_parameters.rs:33:16
   |
LL | fn some_unused<A, B, C, D: Iterator<Item = (B, C)>, E>(b: B, c: C) {
   |                ^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
help: consider removing the parameters
   |
LL - fn some_unused<A, B, C, D: Iterator<Item = (B, C)>, E>(b: B, c: C) {
LL + fn some_unused<B, C>(b: B, c: C) {
   |

error: type parameter `T` goes unused in function definition
  --> $DIR/extra_unused_type_parameters.rs:58:22
   |
LL |     fn unused_ty_impl<T>(&self) {
   |                      ^^^ help: consider removing the parameter

error: type parameters go unused in function definition: A, B
  --> $DIR/extra_unused_type_parameters.rs:80:17
   |
LL | fn unused_opaque<A, B>(dummy: impl Default) {
   |                 ^^^^^^ help: consider removing the parameters

error: type parameter `U` goes unused in function definition
  --> $DIR/extra_unused_type_parameters.rs:93:56
   |
LL |     fn unused_with_priv_trait_bound<T: private::Private, U>() {
   |                                                        ^^^ help: consider removing the parameter

error: aborting due to 8 previous errors