Cannot sample enough valid points. (more)

\[x + \sin^{-1} \left(\cosh x\right)\]
x + \sin^{-1} \left(\cosh x\right)
double f(double x) {
        double r386373 = x;
        double r386374 = cosh(r386373);
        double r386375 = asin(r386374);
        double r386376 = r386373 + r386375;
        return r386376;
}