7 lines
173 B
Rust
7 lines
173 B
Rust
trait A<T>: std::ops::Add<Self> + Sized {}
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trait B<T>: A<T> {}
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trait C<T>: A<dyn B<T, Output=usize>> {}
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//~^ ERROR the trait `B` cannot be made into an object
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fn main() {}
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