23 lines
428 B
Rust
23 lines
428 B
Rust
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// check-pass
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// compile-flags: -Ztrait-solver=next
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// regression test for trait-system-refactor-initiative#68
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trait Identity {
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type Assoc: ?Sized;
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}
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impl<T: ?Sized> Identity for T {
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type Assoc = T;
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}
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type Id<T> = <T as Identity>::Assoc;
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type Five<T> = Id<Id<Id<Id<Id<T>>>>>;
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type Ty<T> = Five<Five<Five<Five<Five<T>>>>>;
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trait Trait<T> {}
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impl<T> Trait<T> for Ty<T> {}
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impl Trait<u32> for Ty<i32> {}
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fn main() {}
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