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 r16800 = x;
        double r16801 = cosh(r16800);
        double r16802 = asin(r16801);
        double r16803 = r16800 + r16802;
        return r16803;
}