{"ast_node_type":"variable","tokens":[{"end":74,"kind":"keyword","start":0,"text":"if"}]}
                        if let Some(ctor_def_id) = variant.ctor_def_id() {
                    if let Some(variant_ev) = self.get(variant.def_id.expect_local()) {
                            self.update(ctor_def_id.expect_local(), variant_ev, Level::Reachable);