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 r4771 = x;
        double r4772 = cosh(r4771);
        double r4773 = asin(r4772);
        double r4774 = r4771 + r4773;
        return r4774;
}