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Diffstat (limited to 'crates/span/src/lib.rs')
| -rw-r--r-- | crates/span/src/lib.rs | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/crates/span/src/lib.rs b/crates/span/src/lib.rs index cb91f49249..c44b0198b7 100644 --- a/crates/span/src/lib.rs +++ b/crates/span/src/lib.rs @@ -1,4 +1,10 @@ //! File and span related types. + +#![cfg_attr(feature = "in-rust-tree", feature(rustc_private))] + +#[cfg(feature = "in-rust-tree")] +extern crate rustc_driver as _; + use std::fmt::{self, Write}; mod ast_id; |