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 r695804 = x;
        double r695805 = cosh(r695804);
        double r695806 = asin(r695805);
        double r695807 = r695804 + r695806;
        return r695807;
}