Rollup merge of rust-lang#78841 - LeSeulArtichaut:foldable-derive, r=…

…lcnr Small cleanup in `TypeFoldable` derive macro r? `@lcnr`
m-ou-se · Nov 7, 2020 · 33bc375 · 33bc375
2 parents 66253cd + 087a934
commit 33bc375
Showing 1 changed file with 1 addition and 2 deletions.
diff --git a/compiler/rustc_macros/src/type_foldable.rs b/compiler/rustc_macros/src/type_foldable.rs
@@ -16,9 +16,8 @@ pub fn type_foldable_derive(mut s: synstructure::Structure<'_>) -> proc_macro2::
         })
     });
 
-    let body_visit = s.fold(quote!(), |acc, bind| {
+    let body_visit = s.each(|bind| {
         quote! {
-            #acc
             ::rustc_middle::ty::fold::TypeFoldable::visit_with(#bind, __folder)?;
         }
     });