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17 lines
332 B
Rust
17 lines
332 B
Rust
#![feature(impl_trait_in_assoc_type)]
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trait X {
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type I;
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fn f() -> Self::I;
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}
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impl<T> X for () {
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//~^ ERROR `T` is not constrained by the impl trait, self type, or predicates
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type I = impl Sized;
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fn f() -> Self::I {}
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//~^ ERROR type annotations needed
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//~| ERROR type annotations needed
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}
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fn main() {}
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