Auto merge of #104977 - RalfJung:ptr-from-ref, r=dtolnay

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

diff --git a/compiler/rustc_builtin_macros/src/deriving/encodable.rs b/compiler/rustc_builtin_macros/src/deriving/encodable.rs
index 9a46ca815372653ab4696303896d31ea5a34cd5e..68bc0ff2ec0b41c553339586a0874ef5fcb6a1f1 100644 (file)
--- a/compiler/rustc_builtin_macros/src/deriving/encodable.rs
+++ b/compiler/rustc_builtin_macros/src/deriving/encodable.rs
@@ -164,8 +164,8 @@ fn encodable_substructure(
         ],
     ));
 
-    match *substr.fields {
-        Struct(_, ref fields) => {
+    match substr.fields {
+        Struct(_, fields) => {
             let fn_emit_struct_field_path =
                 cx.def_site_path(&[sym::rustc_serialize, sym::Encoder, sym::emit_struct_field]);
             let mut stmts = Vec::new();
@@ -224,7 +224,7 @@ fn encodable_substructure(
             BlockOrExpr::new_expr(expr)
         }
 
-        EnumMatching(idx, _, variant, ref fields) => {
+        EnumMatching(idx, _, variant, fields) => {
             // We're not generating an AST that the borrow checker is expecting,
             // so we need to generate a unique local variable to take the
             // mutable loan out on, otherwise we get conflicts which don't
@@ -274,7 +274,7 @@ fn encodable_substructure(
                 vec![
                     blkencoder,
                     name,
-                    cx.expr_usize(trait_span, idx),
+                    cx.expr_usize(trait_span, *idx),
                     cx.expr_usize(trait_span, fields.len()),
                     blk,
                 ],