diff --git a/src/liballoc/collections/btree/map.rs b/src/liballoc/collections/btree/map.rs
index 22d1dfe2ddd56..3539176eba6c4 100644
--- a/src/liballoc/collections/btree/map.rs
+++ b/src/liballoc/collections/btree/map.rs
@@ -559,7 +559,7 @@ impl<K: Ord, V> BTreeMap<K, V> {
     #[stable(feature = "rust1", since = "1.0.0")]
     #[rustc_const_unstable(feature = "const_btree_new", issue = "71835")]
     pub const fn new() -> BTreeMap<K, V> {
-        BTreeMap { root: None, length: 0, alloc: PhantomData }
+        BTreeMap { root: None, length: 0 }
     }
 
     /// Clears the map, removing all elements.
diff --git a/src/test/mir-opt/inline/inline-into-box-place/64bit/rustc.main.Inline.diff b/src/test/mir-opt/inline/inline-into-box-place/64bit/rustc.main.Inline.diff
index bca7518bfe166..1213dd844d393 100644
--- a/src/test/mir-opt/inline/inline-into-box-place/64bit/rustc.main.Inline.diff
+++ b/src/test/mir-opt/inline/inline-into-box-place/64bit/rustc.main.Inline.diff
@@ -67,13 +67,13 @@
 -     }
 - 
 -     bb4 (cleanup): {
--         _3 = const alloc::alloc::box_free::<std::vec::Vec<u32>>(move (_2.0: std::ptr::Unique<std::vec::Vec<u32>>)) -> bb3; // scope 0 at $DIR/inline-into-box-place.rs:8:42: 8:43
+-         _3 = const alloc::alloc::box_free::<std::vec::Vec<u32>, std::alloc::Global>(move (_2.0: std::ptr::Unique<std::vec::Vec<u32>>), move (_2.1: std::alloc::Global)) -> bb3; // scope 0 at $DIR/inline-into-box-place.rs:8:42: 8:43
 -                                          // ty::Const
 -                                          // + ty: unsafe fn(std::ptr::Unique<std::vec::Vec<u32>>, std::alloc::Global) {alloc::alloc::box_free::<std::vec::Vec<u32>, std::alloc::Global>}
 -                                          // + val: Value(Scalar(<ZST>))
 -                                          // mir::Constant
 -                                          // + span: $DIR/inline-into-box-place.rs:8:42: 8:43
--                                          // + literal: Const { ty: unsafe fn(std::ptr::Unique<std::vec::Vec<u32>>) {alloc::alloc::box_free::<std::vec::Vec<u32>>}, val: Value(Scalar(<ZST>)) }
+-                                          // + literal: Const { ty: unsafe fn(std::ptr::Unique<std::vec::Vec<u32>>, std::alloc::Global) {alloc::alloc::box_free::<std::vec::Vec<u32>, std::alloc::Global>}, val: Value(Scalar(<ZST>)) }
       }
   }