{"ast_node_type":"variable","tokens":[{"end":44,"kind":"keyword","start":0,"text":"let"}]}
                let ty = fn_args.type_at(0);
            sym::atomic_cxchg | sym::atomic_cxchgweak => {
                if !(int_type_width_signed(ty, bx.tcx()).is_some() || ty.is_raw_ptr()) {