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-rw-r--r--src/libsyntax/ext/mtwt.rs10
-rw-r--r--src/libsyntax/lib.rs1
2 files changed, 4 insertions, 7 deletions
diff --git a/src/libsyntax/ext/mtwt.rs b/src/libsyntax/ext/mtwt.rs
index 72431d8e6aa..a2023d6832e 100644
--- a/src/libsyntax/ext/mtwt.rs
+++ b/src/libsyntax/ext/mtwt.rs
@@ -66,9 +66,8 @@ pub fn apply_mark(m: Mrk, ctxt: SyntaxContext) -> SyntaxContext {
 /// Extend a syntax context with a given mark and sctable (explicit memoization)
 fn apply_mark_internal(m: Mrk, ctxt: SyntaxContext, table: &SCTable) -> SyntaxContext {
     let key = (ctxt, m);
-    * table.mark_memo.borrow_mut().entry(key).get().unwrap_or_else(
-          |vacant_entry|
-              vacant_entry.insert(idx_push(&mut *table.table.borrow_mut(), Mark(m, ctxt))))
+    * table.mark_memo.borrow_mut().entry(key)
+        .or_insert_with(|| idx_push(&mut *table.table.borrow_mut(), Mark(m, ctxt)))
 }
 
 /// Extend a syntax context with a given rename
@@ -84,9 +83,8 @@ fn apply_rename_internal(id: Ident,
                        table: &SCTable) -> SyntaxContext {
     let key = (ctxt, id, to);
 
-    * table.rename_memo.borrow_mut().entry(key).get().unwrap_or_else(
-          |vacant_entry|
-              vacant_entry.insert(idx_push(&mut *table.table.borrow_mut(), Rename(id, to, ctxt))))
+    * table.rename_memo.borrow_mut().entry(key)
+        .or_insert_with(|| idx_push(&mut *table.table.borrow_mut(), Rename(id, to, ctxt)))
 }
 
 /// Apply a list of renamings to a context
diff --git a/src/libsyntax/lib.rs b/src/libsyntax/lib.rs
index 9af7b9ab633..72498afa320 100644
--- a/src/libsyntax/lib.rs
+++ b/src/libsyntax/lib.rs
@@ -35,7 +35,6 @@
 #![feature(quote, unsafe_destructor)]
 #![feature(rustc_private)]
 #![feature(staged_api)]
-#![feature(std_misc)]
 #![feature(unicode)]
 #![feature(path_ext)]
 #![feature(str_char)]