[eddyb] rustc_codegen_utils: remove extraneous #![allow(dead_code)].

eddyb · eddyb · commit 9f49a2626e33 · 2018-11-16T15:08:18.000+02:00
diff --git a/src/librustc_codegen_utils/lib.rs b/src/librustc_codegen_utils/lib.rs
@@ -21,7 +21,6 @@
 #![feature(custom_attribute)]
 #![feature(nll)]
 #![allow(unused_attributes)]
-#![allow(dead_code)]
 #![feature(quote)]
 #![feature(rustc_diagnostic_macros)]
 
