return;
}
let ret_ty = return_ty(cx, hir_id);
- if let ty::Alias(ty::Opaque, AliasTy { def_id, substs }) = *ret_ty.kind() {
+ if let ty::Alias(ty::Opaque, AliasTy { def_id, substs, .. }) = *ret_ty.kind() {
let preds = cx.tcx.explicit_item_bounds(def_id);
let mut is_future = false;
for &(p, _span) in preds {