{"ast_node_type":"other","tokens":[{"end":90,"kind":"keyword","start":0,"text":"for"}]}
            for (field_layouts, layout_variant) in iter::zip(variants, &layout_variants) {
            let mut common_prim_initialized_in_all_variants = true;
                let FieldsShape::Arbitrary { ref offsets, .. } = layout_variant.fields else {