1 use crate::deriving::generic::ty::*;
2 use crate::deriving::generic::*;
3 use crate::deriving::path_std;
5 use rustc_ast::MetaItem;
6 use rustc_expand::base::{Annotatable, ExtCtxt};
9 pub fn expand_deriving_copy(
14 push: &mut dyn FnMut(Annotatable),
16 let trait_def = TraitDef {
18 path: path_std!(marker::Copy),
19 additional_bounds: Vec::new(),
20 generics: Bounds::empty(),
21 supports_unions: true,
23 associated_types: Vec::new(),
26 trait_def.expand(cx, mitem, item, push);