function bigInt(a, b) {
    let c = a * b;
    return a * c - b;
}
noInline(bigInt);

for (let i = 0; i < 100000; i++) {
    bigInt(0b1111n, 0b1010n);
}

let out;
for (let i = 0; i < 100000; i++) {
    out = bigInt(0xffffffffffffffffffn, 0xaaffffffffffffffffffn);
}