Add warn(unreachable_pub) to rustc_serialize.

nnethercote · nnethercote · commit 21a37da26840 · 2024-09-03T08:49:54.000+10:00
diff --git a/compiler/rustc_serialize/src/lib.rs b/compiler/rustc_serialize/src/lib.rs
@@ -16,6 +16,7 @@
 #![feature(never_type)]
 #![feature(ptr_sub_ptr)]
 #![feature(rustdoc_internals)]
+#![warn(unreachable_pub)]
 // tidy-alphabetical-end
 
 pub use self::serialize::{Decodable, Decoder, Encodable, Encoder};
