18 lines
367 B
Rust
18 lines
367 B
Rust
#![allow(dead_code)]
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trait MultiDispatch<T> {
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type O;
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}
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trait Trait: Sized {
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type A: MultiDispatch<Self::B, O = Self>;
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type B;
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fn new<U>(u: U) -> <Self::A as MultiDispatch<U>>::O where Self::A : MultiDispatch<U>;
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}
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fn test<T: Trait<B=i32>>(b: i32) -> T where T::A: MultiDispatch<i32> { T::new(b) }
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//~^ ERROR type mismatch resolving
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fn main() {}
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