let mut visitor =
IfThisChanged { tcx, if_this_changed: vec![], then_this_would_need: vec![] };
visitor.process_attrs(hir::CRATE_HIR_ID);
- tcx.hir().visit_all_item_likes(&mut visitor.as_deep_visitor());
+ tcx.hir().deep_visit_all_item_likes(&mut visitor);
(visitor.if_this_changed, visitor.then_this_would_need)
};