Merge from rustc

[rust.git] / compiler / rustc_builtin_macros / src / deriving / clone.rs

diff --git a/compiler/rustc_builtin_macros/src/deriving/clone.rs b/compiler/rustc_builtin_macros/src/deriving/clone.rs
index 2f19fbcac7d72299f4d3218760960e765b803868..d59b3b8c86d35ef6303bb8a3adbd5e9aecf2d1f1 100644 (file)
--- a/compiler/rustc_builtin_macros/src/deriving/clone.rs
+++ b/compiler/rustc_builtin_macros/src/deriving/clone.rs
@@ -32,10 +32,10 @@ pub fn expand_deriving_clone(
     let bounds;
     let substructure;
     let is_simple;
-    match *item {
-        Annotatable::Item(ref annitem) => match annitem.kind {
-            ItemKind::Struct(_, Generics { ref params, .. })
-            | ItemKind::Enum(_, Generics { ref params, .. }) => {
+    match item {
+        Annotatable::Item(annitem) => match &annitem.kind {
+            ItemKind::Struct(_, Generics { params, .. })
+            | ItemKind::Enum(_, Generics { params, .. }) => {
                 let container_id = cx.current_expansion.id.expn_data().parent.expect_local();
                 let has_derive_copy = cx.resolver.has_derive_copy(container_id);
                 if has_derive_copy
@@ -68,8 +68,7 @@ pub fn expand_deriving_clone(
         _ => cx.span_bug(span, "`#[derive(Clone)]` on trait item or impl item"),
     }
 
-    let inline = cx.meta_word(span, sym::inline);
-    let attrs = thin_vec![cx.attribute(inline)];
+    let attrs = thin_vec![cx.attr_word(sym::inline, span)];
     let trait_def = TraitDef {
         span,
         path: path_std!(clone::Clone),
@@ -167,13 +166,13 @@ fn cs_clone(
     };
 
     let vdata;
-    match *substr.fields {
-        Struct(vdata_, ref af) => {
+    match substr.fields {
+        Struct(vdata_, af) => {
             ctor_path = cx.path(trait_span, vec![substr.type_ident]);
             all_fields = af;
-            vdata = vdata_;
+            vdata = *vdata_;
         }
-        EnumMatching(.., variant, ref af) => {
+        EnumMatching(.., variant, af) => {
             ctor_path = cx.path(trait_span, vec![substr.type_ident, variant.ident]);
             all_fields = af;
             vdata = &variant.data;