mirror of https://github.com/rust-lang/rust
33 lines
860 B
Rust
33 lines
860 B
Rust
trait Trait<A> {}
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impl<A, B> Trait<(A, B)> for (A, B) where A: ?Sized, B: ?Sized, {}
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//~^ ERROR E0277
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//~| ERROR E0277
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impl<A, B: ?Sized, C: ?Sized> Trait<(A, B, C)> for (A, B, C) where A: ?Sized, {}
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//~^ ERROR E0277
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//~| ERROR E0277
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//~| ERROR E0277
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trait Trait2<A> {}
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impl<A: ?Sized, B: ?Sized> Trait2<(A, B)> for (A, B) {}
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//~^ ERROR E0277
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//~| ERROR E0277
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trait Trait3<A> {}
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impl<A> Trait3<A> for A where A: ?Sized {}
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//~^ ERROR E0277
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trait Trait4<A> {}
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impl<A: ?Sized> Trait4<A> for A {}
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//~^ ERROR E0277
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trait Trait5<A, B> {}
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impl<X, Y> Trait5<X, Y> for X where X: ?Sized {}
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//~^ ERROR E0277
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trait Trait6<A, B> {}
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impl<X: ?Sized, Y> Trait6<X, Y> for X {}
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//~^ ERROR E0277
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trait Trait7<A, B> {}
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impl<X, Y> Trait7<X, Y> for X where Y: ?Sized {}
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//~^ ERROR E0277
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trait Trait8<A, B> {}
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impl<X, Y: ?Sized> Trait8<X, Y> for X {}
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//~^ ERROR E0277
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fn main() {}
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