src/librustc_infer/infer/lexical_region_resolve/README.md

   1
   2 Lexical Region Resolution was removed in https://github.com/rust-lang/rust/pull/64790.
   3
   4 Rust now uses Non-lexical lifetimes. For more info, please see the [borrowck
   5 chapter][bc] in the rustc-dev-guide.
   6
   7 [bc]: https://rustc-dev-guide.rust-lang.org/borrow_check/region_inference.html