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 r10998 = x;
        double r10999 = cosh(r10998);
        double r11000 = asin(r10999);
        double r11001 = r10998 + r11000;
        return r11001;
}