mirror of https://github.com/rust-lang/rust.git
32 lines
687 B
Rust
32 lines
687 B
Rust
// Regression test for issue #55001. Previously, we would incorrectly
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// cache certain trait selection results when checking for blanket impls,
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// resulting in an ICE when we tried to confirm the cached ParamCandidate
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// against an obligation.
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pub struct DefaultAllocator;
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pub struct Standard;
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pub struct Inner;
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pub trait Rand {}
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pub trait Distribution<T> {}
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pub trait Allocator<N> {}
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impl<T> Rand for T where Standard: Distribution<T> {}
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impl<A> Distribution<Point<A>> for Standard
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where
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DefaultAllocator: Allocator<A>,
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Standard: Distribution<A> {}
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impl Distribution<Inner> for Standard {}
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pub struct Point<N>
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where DefaultAllocator: Allocator<N>
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{
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field: N
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}
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fn main() {}
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