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Diffstat (limited to 'src/librustc_errors')
| -rw-r--r-- | src/librustc_errors/lib.rs | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/librustc_errors/lib.rs b/src/librustc_errors/lib.rs index cc3180c783b..27bd30e8afd 100644 --- a/src/librustc_errors/lib.rs +++ b/src/librustc_errors/lib.rs @@ -6,6 +6,7 @@ #![feature(optin_builtin_traits)] #![deny(rust_2018_idioms)] #![deny(internal)] +#![deny(unused_lifetimes)] #[allow(unused_extern_crates)] extern crate serialize as rustc_serialize; // used by deriving |