| error[E0128]: generic parameters with a default cannot use forward declared identifiers |
| --> $DIR/issue-26812.rs:1:10 |
| | |
| LL | fn avg<T=T::Item>(_: T) {} |
| | ^^^^^^^ defaulted generic parameters cannot be forward declared |
| |
| error: defaults for type parameters are only allowed in `struct`, `enum`, `type`, or `trait` definitions |
| --> $DIR/issue-26812.rs:1:8 |
| | |
| LL | fn avg<T=T::Item>(_: T) {} |
| | ^^^^^^^^^ |
| | |
| = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! |
| = note: for more information, see issue #36887 <https://github.com/rust-lang/rust/issues/36887> |
| = note: `#[deny(invalid_type_param_default)]` on by default |
| |
| error: aborting due to 2 previous errors |
| |
| For more information about this error, try `rustc --explain E0128`. |
| Future incompatibility report: Future breakage diagnostic: |
| error: defaults for type parameters are only allowed in `struct`, `enum`, `type`, or `trait` definitions |
| --> $DIR/issue-26812.rs:1:8 |
| | |
| LL | fn avg<T=T::Item>(_: T) {} |
| | ^^^^^^^^^ |
| | |
| = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! |
| = note: for more information, see issue #36887 <https://github.com/rust-lang/rust/issues/36887> |
| = note: `#[deny(invalid_type_param_default)]` on by default |
| |
