libcore: De-mode str

src/rustc/back/link.rs

@@ -548,10 +548,10 @@ fn sanitize(s: ~str) -> ~str {
           'a' .. 'z'
           | 'A' .. 'Z'
           | '0' .. '9'
-          | '_' => str::push_char(result,c),
+          | '_' => str::push_char(&mut result, c),
           _ => {
             if c > 'z' && char::is_XID_continue(c) {
-                str::push_char(result,c);
+                str::push_char(&mut result, c);
             }
           }
         }

src/rustc/metadata/encoder.rs

@@ -1175,7 +1175,7 @@ fn encode_metadata(parms: encode_parms, crate: @crate) -> ~[u8] {
     //
     //   vec::from_slice(metadata_encoding_version) +
 
-    (do str::as_bytes(~"rust\x00\x00\x00\x01") |bytes| {
+    (do str::as_bytes(&~"rust\x00\x00\x00\x01") |bytes| {
         vec::slice(bytes, 0, 8)
     }) + flate::deflate_bytes(wr.buf.check_out(|buf| buf))
 }