remove single element record

compiler/mono/src/expand_rc.rs

@@ -452,10 +452,7 @@ fn expand_and_cancel<'a>(env: &mut Env<'a, '_>, stmt: &'a Stmt<'a>) -> &'a Stmt<
                         entry.insert(*index, symbol);
 
                         // fixes https://github.com/rtfeldman/roc/issues/1099
-                        if matches!(
-                            wrapped,
-                            Wrapped::SingleElementRecord | Wrapped::RecordOrSingleTagUnion
-                        ) {
+                        if matches!(wrapped, Wrapped::RecordOrSingleTagUnion) {
                             env.layout_map
                                 .insert(*structure, Layout::Struct(field_layouts));
                         }