Convert more usages over

2 files changed, 4 insertions, 4 deletions

diff --git a/src/librustc_resolve/macros.rs b/src/librustc_resolve/macros.rs
index 392a46a262f..c544b3f4603 100644
--- a/src/librustc_resolve/macros.rs
+++ b/src/librustc_resolve/macros.rs
@@ -946,7 +946,7 @@ impl<'a> Resolver<'a> {
         };
 
         let macro_resolutions =
-            mem::replace(&mut *module.multi_segment_macro_resolutions.borrow_mut(), Vec::new());
+            mem::take(&mut *module.multi_segment_macro_resolutions.borrow_mut());
         for (mut path, path_span, kind, parent_scope, initial_res) in macro_resolutions {
             // FIXME: Path resolution will ICE if segment IDs present.
             for seg in &mut path { seg.id = None; }
@@ -973,7 +973,7 @@ impl<'a> Resolver<'a> {
         }
 
         let macro_resolutions =
-            mem::replace(&mut *module.single_segment_macro_resolutions.borrow_mut(), Vec::new());
+            mem::take(&mut *module.single_segment_macro_resolutions.borrow_mut());
         for (ident, kind, parent_scope, initial_binding) in macro_resolutions {
             match self.early_resolve_ident_in_lexical_scope(ident, ScopeSet::Macro(kind),
                                                             &parent_scope, true, true, ident.span) {
@@ -998,7 +998,7 @@ impl<'a> Resolver<'a> {
             }
         }
 
-        let builtin_attrs = mem::replace(&mut *module.builtin_attrs.borrow_mut(), Vec::new());
+        let builtin_attrs = mem::take(&mut *module.builtin_attrs.borrow_mut());
         for (ident, parent_scope) in builtin_attrs {
             let _ = self.early_resolve_ident_in_lexical_scope(
                 ident, ScopeSet::Macro(MacroKind::Attr), &parent_scope, true, true, ident.span
diff --git a/src/librustc_resolve/resolve_imports.rs b/src/librustc_resolve/resolve_imports.rs
index f69849bb4a9..404d728d880 100644
--- a/src/librustc_resolve/resolve_imports.rs
+++ b/src/librustc_resolve/resolve_imports.rs
@@ -682,7 +682,7 @@ impl<'a, 'b> ImportResolver<'a, 'b> {
         let mut prev_num_indeterminates = self.indeterminate_imports.len() + 1;
         while self.indeterminate_imports.len() < prev_num_indeterminates {
             prev_num_indeterminates = self.indeterminate_imports.len();
-            for import in mem::replace(&mut self.indeterminate_imports, Vec::new()) {
+            for import in mem::take(&mut self.indeterminate_imports) {
                 match self.resolve_import(&import) {
                     true => self.determined_imports.push(import),
                     false => self.indeterminate_imports.push(import),