9 lines
182 B
Rust
9 lines
182 B
Rust
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use std::ops::DerefMut;
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trait Foo {}
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impl<T: DerefMut> Foo for T {}
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impl<U> Foo for &U {}
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//~^ ERROR: conflicting implementations of trait `Foo` for type `&_` [E0119]
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fn main() {}
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