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Diffstat (limited to 'crates/mbe/src/lib.rs')
| -rw-r--r-- | crates/mbe/src/lib.rs | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/crates/mbe/src/lib.rs b/crates/mbe/src/lib.rs index dd71e46db3..ca10a2be27 100644 --- a/crates/mbe/src/lib.rs +++ b/crates/mbe/src/lib.rs @@ -6,6 +6,8 @@ //! The tests for this functionality live in another crate: //! `hir_def::macro_expansion_tests::mbe`. +#![cfg_attr(feature = "in-rust-tree", feature(rustc_private))] + #[cfg(not(feature = "in-rust-tree"))] extern crate ra_ap_rustc_lexer as rustc_lexer; #[cfg(feature = "in-rust-tree")] |