librustc_unicode: deny warnings in doctests

diff --git a/src/librustc_unicode/lib.rs b/src/librustc_unicode/lib.rs
index 467c974690062e70ab934a4efd771a916f8f7653..79ce8aacae815a6515e98617fe3959ee5f8bc96c 100644 (file)
--- a/src/librustc_unicode/lib.rs
+++ b/src/librustc_unicode/lib.rs
@@ -31,7 +31,7 @@
        html_root_url = "https://doc.rust-lang.org/nightly/",
        html_playground_url = "https://play.rust-lang.org/",
        issue_tracker_base_url = "https://github.com/rust-lang/rust/issues/",
-       test(no_crate_inject))]
+       test(no_crate_inject, attr(allow(unused_variables), deny(warnings))))]
 #![no_std]
 
 #![feature(core_char_ext)]

diff --git a/src/librustc_unicode/u_str.rs b/src/librustc_unicode/u_str.rs
index 2347cdebf2292e60ed550ccc33614c5dced79fb8..57d96bf43719e7fe442e0a94ea6c0c30254e2ecb 100644 (file)
--- a/src/librustc_unicode/u_str.rs
+++ b/src/librustc_unicode/u_str.rs
@@ -190,6 +190,7 @@ fn size_hint(&self) -> (usize, Option<usize>) {
 ///
 /// ```
 /// #![feature(unicode, decode_utf16)]
+/// # #![allow(deprecated)]
 ///
 /// extern crate rustc_unicode;
 ///