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1 //! This crates defines the type inference engine.
2 //!
3 //! - **Type inference.** The type inference code can be found in the `infer` module;
4 //!   this code handles low-level equality and subtyping operations. The
5 //!   type check pass in the compiler is found in the `librustc_typeck` crate.
6 //!
7 //! For more information about how rustc works, see the [rustc dev guide].
8 //!
9 //! [rustc dev guide]: https://rustc-dev-guide.rust-lang.org/
10 //!
11 //! # Note
12 //!
13 //! This API is completely unstable and subject to change.
14
15 #![doc(html_root_url = "https://doc.rust-lang.org/nightly/nightly-rustc/")]
16 #![feature(bool_to_option)]
17 #![feature(box_patterns)]
18 #![feature(box_syntax)]
19 #![feature(const_fn)]
20 #![feature(const_panic)]
21 #![feature(extend_one)]
22 #![feature(iter_zip)]
23 #![feature(never_type)]
24 #![cfg_attr(bootstrap, feature(or_patterns))]
25 #![feature(in_band_lifetimes)]
26 #![feature(control_flow_enum)]
27 #![recursion_limit = "512"] // For rustdoc
28
29 #[macro_use]
30 extern crate rustc_macros;
31 #[cfg(all(target_arch = "x86_64", target_pointer_width = "64"))]
32 #[macro_use]
33 extern crate rustc_data_structures;
34 #[macro_use]
35 extern crate tracing;
36 #[macro_use]
37 extern crate rustc_middle;
38
39 pub mod infer;
40 pub mod traits;