diff options
| -rw-r--r-- | src/librustc_span/lib.rs | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/librustc_span/lib.rs b/src/librustc_span/lib.rs index ac9c3360b86..2e149c96b91 100644 --- a/src/librustc_span/lib.rs +++ b/src/librustc_span/lib.rs @@ -8,6 +8,7 @@ #![feature(crate_visibility_modifier)] #![feature(nll)] #![feature(optin_builtin_traits)] +#![feature(specialization)] use rustc_data_structures::AtomicRef; use rustc_macros::HashStable_Generic; |