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 r5501 = x;
        double r5502 = cosh(r5501);
        double r5503 = asin(r5502);
        double r5504 = r5501 + r5503;
        return r5504;
}