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src/librustdoc/html/render.rs

@@ -748,7 +748,7 @@ impl<'a> SourceCollector<'a> {
         let contents = str::from_utf8(contents.as_slice()).unwrap();
 
         // Remove the utf-8 BOM if any
-        let contents = if contents.starts_with("\ufeff") {
+        let contents = if contents.starts_with("\u{feff}") {
             contents.slice_from(3)
         } else {
             contents

src/librustdoc/lib.rs

@@ -18,7 +18,7 @@
        html_playground_url = "http://play.rust-lang.org/")]
 
 #![allow(unknown_features)]
-#![feature(globs, if_let, macro_rules, phase, slicing_syntax, tuple_indexing)]
+#![feature(globs, macro_rules, phase, slicing_syntax)]
 
 extern crate arena;
 extern crate getopts;