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If a const is expected, resolve a const. If a type is expected, resolve a type. Don't try to resolve a type first falling back to consts.
39 lines
1.5 KiB
Plaintext
39 lines
1.5 KiB
Plaintext
error[E0222]: ambiguous associated constant `K` in bounds of `Trait0`
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--> $DIR/assoc-const-eq-ambiguity.rs:9:25
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LL | trait Parent0<T> { const K: (); }
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| -----------
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| ambiguous `K` from `Parent0<u32>`
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| ambiguous `K` from `Parent0<i32>`
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LL |
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LL | fn take0(_: impl Trait0<K = { () }>) {}
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| ^^^^^^^^^^ ambiguous associated constant `K`
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= help: consider introducing a new type parameter `T` and adding `where` constraints:
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where
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T: Trait0,
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T: Parent0<u32>::K = { () },
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T: Parent0<i32>::K = { () }
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error[E0222]: ambiguous associated constant `C` in bounds of `Trait1`
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--> $DIR/assoc-const-eq-ambiguity.rs:16:25
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LL | trait Parent1 { const C: i32; }
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| ------------ ambiguous `C` from `Parent1`
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LL | trait Parent2 { const C: &'static str; }
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| --------------------- ambiguous `C` from `Parent2`
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LL |
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LL | fn take1(_: impl Trait1<C = "?">) {}
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| ^^^^^^^ ambiguous associated constant `C`
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= help: consider introducing a new type parameter `T` and adding `where` constraints:
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where
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T: Trait1,
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T: Parent2::C = "?",
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T: Parent1::C = "?"
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error: aborting due to 2 previous errors
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For more information about this error, try `rustc --explain E0222`.
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