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 r17326 = x;
        double r17327 = cosh(r17326);
        double r17328 = asin(r17327);
        double r17329 = r17326 + r17328;
        return r17329;
}