Rollup merge of #78841 - LeSeulArtichaut:foldable-derive, r=lcnr

Small cleanup in `TypeFoldable` derive macro r? ```@lcnr```
rust-lang · Nov 8, 2020 · 2489ff7 · 2489ff7
2 parents 5cffa8f + 087a934
commit 2489ff7
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)?;
         }
     });