X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=src%2Flibrustc%2Flib.rs;h=e2f2799d9634dfadfd599ea5e66031379476b2ea;hb=adea1317c24738563a507b817bbf9c57471279f0;hp=920f978054396b6e4d29553fb8b2a065d84f1101;hpb=a133caab36b311a6c0812336698c817450184283;p=rust.git

diff --git a/src/librustc/lib.rs b/src/librustc/lib.rs
index 920f9780543..e2f2799d963 100644
--- a/src/librustc/lib.rs
+++ b/src/librustc/lib.rs
@@ -30,6 +30,7 @@
 
 #![deny(rust_2018_idioms)]
 #![deny(internal)]
+#![deny(unused_lifetimes)]
 #![allow(explicit_outlives_requirements)]
 
 #![feature(arbitrary_self_types)]