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![]() Do not overwrite lifetime binders for another HirId. This PR makes higher-ranked bounds in where clauses a bit more principled. We used to conflate `for<'a> T: Trait` with `(for<'a> T): Trait`. This PR separates both binders. This caused issued with fn types, which have their own binder, causing us to overwrite the predicates's binders with `fn`'s binders, ICEing. Fixes https://github.com/rust-lang/rust/issues/98594 |
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src | ||
Cargo.toml | ||
README.md |
For high-level intro to how type checking works in rustc, see the type checking chapter of the rustc dev guide.