slint/sixtyfps_compiler/tests/basic/comparison_operator.60

SuperSimple := Rectangle {
    property<bool> zz: aa > bb == cc
//                             ^error{Use parentheses to disambiguate equality expression on the same level}
                < dd;
//              ^error{Use parentheses to disambiguate equality expression on the same level}

    property<bool> yy: aa <= bb <= cc;
//                              ^error{Use parentheses to disambiguate equality expression on the same level}
    property<bool> xx: aa<bb>(d);
//                          ^error{Use parentheses to disambiguate equality expression on the same level}

    property<bool> ww: aa && dd && ee || cc ==
//                                    ^error{Use parentheses to disambiguate && and ||}
        dd == ee;
//         ^error{Use parentheses to disambiguate equality expression on the same level}

}