{"ast_node_type":"variable","tokens":[{"end":83,"kind":"keyword","start":0,"text":"let"}]}
                let zero_lane = fx.bcx.ins().iconst(mask_lane_clif_ty.as_int(), 0);
            for lane_idx in std::cmp::min(src_lane_count, index_lane_count)..ret_lane_count {
                let zero_lane = fx.bcx.ins().bitcast(mask_lane_clif_ty, MemFlags::new(), zero_lane);