Cleanup interfaces of Name, SyntaxContext and Ident

Make sure Name, SyntaxContext and Ident are passed by value
Make sure Idents don't serve as keys (or parts of keys) in maps, Ident comparison is not well defined

1 files changed, 1 insertions, 1 deletions

diff --git a/src/libsyntax/diagnostic.rs b/src/libsyntax/diagnostic.rs
index c177eb1f00b..6b4a5538501 100644
--- a/src/libsyntax/diagnostic.rs
+++ b/src/libsyntax/diagnostic.rs
@@ -842,7 +842,7 @@ pub fn expect<T, M>(diag: &SpanHandler, opt: Option<T>, msg: M) -> T where
 #[cfg(test)]
 mod test {
     use super::{EmitterWriter, Level};
-    use codemap::{mk_sp, CodeMap, BytePos};
+    use codemap::{mk_sp, CodeMap};
     use std::sync::{Arc, Mutex};
     use std::io::{self, Write};
     use std::str::from_utf8;