25 lines
576 B
Rust
25 lines
576 B
Rust
// Formerly this ICEd with the following message:
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// Tried to project an inherited associated type during coherence checking,
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// which is currently not supported.
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//
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// No we expect to run into a more user-friendly cycle error instead.
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#![feature(specialization)]
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//~^ WARN the feature `specialization` is incomplete
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trait Trait<T> { type Assoc; }
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//~^ ERROR E0391
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impl<T> Trait<T> for Vec<T> {
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type Assoc = ();
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}
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impl Trait<u8> for Vec<u8> {}
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impl<T> Trait<T> for String {
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type Assoc = ();
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}
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impl Trait<<Vec<u8> as Trait<u8>>::Assoc> for String {}
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fn main() {}
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