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 r19011 = x;
        double r19012 = cosh(r19011);
        double r19013 = asin(r19012);
        double r19014 = r19011 + r19013;
        return r19014;
}