diff options
Diffstat (limited to 'compiler/rustc_expand/src/lib.rs')
| -rw-r--r-- | compiler/rustc_expand/src/lib.rs | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/compiler/rustc_expand/src/lib.rs b/compiler/rustc_expand/src/lib.rs index 9d0232822..ffc9abe64 100644 --- a/compiler/rustc_expand/src/lib.rs +++ b/compiler/rustc_expand/src/lib.rs @@ -3,7 +3,7 @@ #![feature(associated_type_defaults)] #![feature(if_let_guard)] #![feature(let_chains)] -#![feature(let_else)] +#![cfg_attr(bootstrap, feature(let_else))] #![feature(macro_metavar_expr)] #![feature(proc_macro_diagnostic)] #![feature(proc_macro_internals)] @@ -15,6 +15,9 @@ #[macro_use] extern crate rustc_macros; +#[macro_use] +extern crate tracing; + extern crate proc_macro as pm; mod placeholders; @@ -26,6 +29,7 @@ pub mod base; pub mod build; #[macro_use] pub mod config; +pub mod errors; pub mod expand; pub mod module; pub mod proc_macro; |