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error[E0107]: function takes 1 generic argument but 2 generic arguments were supplied
--> $DIR/explicit-generic-args-for-impl.rs:4:5
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LL | foo::<str, String>("".to_string());
| ^^^ ------ help: remove this generic argument
| |
| expected 1 generic argument
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note: function defined here, with 1 generic parameter: `T`
--> $DIR/explicit-generic-args-for-impl.rs:1:4
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LL | fn foo<T: ?Sized>(_f: impl AsRef<T>) {}
| ^^^ -
= note: `impl Trait` cannot be explicitly specified as a generic argument
error: aborting due to 1 previous error
For more information about this error, try `rustc --explain E0107`.
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