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 r2303 = x;
        double r2304 = cosh(r2303);
        double r2305 = asin(r2304);
        double r2306 = r2303 + r2305;
        return r2306;
}