{"ast_node_type":"other","tokens":[{"end":53,"kind":"keyword","start":0,"text":"assert_eq!(src_lane_ty,"}]}
    assert_eq!(src_lane_ty, ret_size.src_ty(fx.tcx));
    let (ret_lane_count, ret_lane_ty) = ret.layout().ty.simd_size_and_type(fx.tcx);
    assert_eq!(ret_lane_ty, ret_size.ret_ty(fx.tcx));