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 r17657 = x;
        double r17658 = cosh(r17657);
        double r17659 = asin(r17658);
        double r17660 = r17657 + r17659;
        return r17660;
}