All 38k lines were deleted in https://github.com/mozilla/rust/commit/6997adf76342b7a6fe03c4bc370ce5fc5082a869 https://github.com/mozilla/rust/commit/6997adf7634

All 38k lines were deleted in https://github.com/mozilla/rust/commit/6997adf76342b7a6fe03c4bc370ce5fc5082a869 https://github.com/mozilla/rust/commit/6997adf76342b7a6fe03c... , so the most recent revision is https://github.com/mozilla/rust/tree/ef75860a0a72f79f97216f8aaa5b388d98da6480/src/boot https://github.com/mozilla/rust/tree/ef75860a0a72f79f97216f8... (The "Rust" that the OCaml compiler handled is very very different to modern Rust, fwiw.)