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error[E0128]: generic parameter defaults cannot reference parameters before they are declared
--> $DIR/issue-26812.rs:1:10
|
LL | fn avg<T=T::Item>(_: T) {}
| ^^^^^^^ cannot reference `T` before it is 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
|
