{"ast_node_type":"variable","tokens":[{"end":62,"kind":"keyword","start":0,"text":"let"}]}
                let lane_ptr = fx.bcx.ins().iadd(ptr, offset);
                let offset = fx.bcx.ins().imul(index_lane, scale);
                let res = fx.bcx.ins().load(lane_clif_ty, MemFlags::trusted(), lane_ptr, 0);