Fallout from stabilization

2 files changed, 2 insertions, 2 deletions

diff --git a/src/libsyntax/ext/base.rs b/src/libsyntax/ext/base.rs
index 1cbc2b98c93..8d0d399fa31 100644
--- a/src/libsyntax/ext/base.rs
+++ b/src/libsyntax/ext/base.rs
@@ -210,7 +210,7 @@ pub struct MacItems {
 }
 
 impl MacItems {
-    pub fn new<I: Iterator<P<ast::Item>>>(mut it: I) -> Box<MacResult+'static> {
+    pub fn new<I: Iterator<P<ast::Item>>>(it: I) -> Box<MacResult+'static> {
         box MacItems { items: it.collect() } as Box<MacResult+'static>
     }
 }
diff --git a/src/libsyntax/ext/format.rs b/src/libsyntax/ext/format.rs
index b04a800a32d..490246f8246 100644
--- a/src/libsyntax/ext/format.rs
+++ b/src/libsyntax/ext/format.rs
@@ -580,7 +580,7 @@ impl<'a, 'b> Context<'a, 'b> {
         let slicename = self.ecx.ident_of("__args_vec");
         {
             let args = names.into_iter().map(|a| a.unwrap());
-            let mut args = locals.into_iter().chain(args);
+            let args = locals.into_iter().chain(args);
             let args = self.ecx.expr_vec_slice(self.fmtsp, args.collect());
             lets.push(self.ecx.stmt_let(self.fmtsp, false, slicename, args));
         }