mirror of https://github.com/rust-lang/rust
15 lines
413 B
Rust
15 lines
413 B
Rust
// Test that encountering closures during coherence does not cause issues.
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#![feature(type_alias_impl_trait)]
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type OpaqueClosure = impl Sized;
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fn defining_use() -> OpaqueClosure {
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|| ()
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}
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struct Wrapper<T>(T);
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trait Trait {}
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impl Trait for Wrapper<OpaqueClosure> {}
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impl<T: Sync> Trait for Wrapper<T> {}
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//~^ ERROR conflicting implementations of trait `Trait` for type `Wrapper<OpaqueClosure>`
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fn main() {}
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