mirror of https://github.com/rust-lang/rust
33 lines
1.1 KiB
Plaintext
33 lines
1.1 KiB
Plaintext
error: using function pointers as const generic parameters is forbidden
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--> $DIR/fn-const-param-infer.rs:6:25
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LL | struct Checked<const F: fn(usize) -> bool>;
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| ^^^^^^^^^^^^^^^^^
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= note: the only supported types are integers, `bool` and `char`
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error[E0308]: mismatched types
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--> $DIR/fn-const-param-infer.rs:23:24
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LL | let _ = Checked::<{generic_arg::<u32>}>;
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| ^^^^^^^^^^^^^^^^^^ expected fn pointer, found fn item
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= note: expected fn pointer `fn(usize) -> _`
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found fn item `fn(u32) -> _ {generic_arg::<u32>}`
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error[E0282]: type annotations needed
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--> $DIR/fn-const-param-infer.rs:25:23
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LL | let _ = Checked::<generic>;
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| ^^^^^^^ cannot infer type of the type parameter `T` declared on the function `generic`
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help: consider specifying the generic argument
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LL | let _ = Checked::<generic::<T>>;
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| +++++
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error: aborting due to 3 previous errors
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Some errors have detailed explanations: E0282, E0308.
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For more information about an error, try `rustc --explain E0282`.
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