crate fn check<'tcx>(tcx: TyCtxt<'tcx>, body: &Body<'tcx>) {
let def_id = body.source.def_id().expect_local();
- let hir_id = tcx.hir().local_def_id_to_hir_id(def_id);
- if let Some(fn_kind) = tcx.hir().get(hir_id).fn_kind() {
+ if let Some(fn_kind) = tcx.hir().get_by_def_id(def_id).fn_kind() {
if let FnKind::Closure = fn_kind {
// closures can't recur, so they don't matter.
return;