1 #![doc(html_root_url = "https://doc.rust-lang.org/nightly/nightly-rustc/")]
2 #![feature(crate_visibility_modifier)]
3 #![feature(drain_filter)]
7 #![feature(proc_macro_internals)]
8 #![feature(min_specialization)]
9 #![feature(try_blocks)]
10 #![feature(never_type)]
11 #![recursion_limit = "256"]
12 #![cfg_attr(not(bootstrap), allow(rustc::potential_query_instability))]
14 extern crate proc_macro
;
17 extern crate rustc_macros
;
19 extern crate rustc_middle
;
21 extern crate rustc_data_structures
;
23 pub use rmeta
::{provide, provide_extern}
;
25 mod dependency_format
;
33 pub use rmeta
::{encode_metadata, EncodedMetadata, METADATA_HEADER}
;