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20 lines
410 B
Rust
20 lines
410 B
Rust
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//@ check-pass
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// Make sure that object safety checking doesn't freak out when
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// we have impossible-to-satisfy `DispatchFromDyn` predicates.
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#![feature(dispatch_from_dyn)]
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#![feature(arbitrary_self_types)]
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use std::ops::Deref;
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use std::ops::DispatchFromDyn;
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trait Trait<T: Deref<Target = Self>>
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where
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for<'a> &'a T: DispatchFromDyn<&'a T>,
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{
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fn foo(self: &T) -> Box<dyn Trait<T>>;
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}
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fn main() {}
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