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 r16287 = x;
        double r16288 = cosh(r16287);
        double r16289 = asin(r16288);
        double r16290 = r16287 + r16289;
        return r16290;
}