self.current = cast_pat;
self.visit_expr(expr);
},
- ExprKind::Loop(ref body, _, desugaring) => {
+ ExprKind::Loop(ref body, _, desugaring, _) => {
let body_pat = self.next("body");
let des = loop_desugaring_name(desugaring);
let label_pat = self.next("label");