`for x in xs.into_iter()` -> `for x in xs`

Also `for x in option.into_iter()` -> `if let Some(x) = option`

2 files changed, 3 insertions, 3 deletions

diff --git a/src/libsyntax/ext/concat.rs b/src/libsyntax/ext/concat.rs
index 39895a3946a..4e10cc9aacc 100644
--- a/src/libsyntax/ext/concat.rs
+++ b/src/libsyntax/ext/concat.rs
@@ -25,7 +25,7 @@ pub fn expand_syntax_ext(cx: &mut base::ExtCtxt,
         None => return base::DummyResult::expr(sp)
     };
     let mut accumulator = String::new();
-    for e in es.into_iter() {
+    for e in es {
         match e.node {
             ast::ExprLit(ref lit) => {
                 match lit.node {
diff --git a/src/libsyntax/ext/expand.rs b/src/libsyntax/ext/expand.rs
index 8b4816f5d2b..2787339aac0 100644
--- a/src/libsyntax/ext/expand.rs
+++ b/src/libsyntax/ext/expand.rs
@@ -1420,11 +1420,11 @@ pub fn expand_crate(parse_sess: &parse::ParseSess,
     let mut cx = ExtCtxt::new(parse_sess, c.config.clone(), cfg);
     let mut expander = MacroExpander::new(&mut cx);
 
-    for def in imported_macros.into_iter() {
+    for def in imported_macros {
         expander.cx.insert_macro(def);
     }
 
-    for (name, extension) in user_exts.into_iter() {
+    for (name, extension) in user_exts {
         expander.cx.syntax_env.insert(name, extension);
     }