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 r16659 = x;
        double r16660 = cosh(r16659);
        double r16661 = asin(r16660);
        double r16662 = r16659 + r16661;
        return r16662;
}