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 r29250 = x;
        double r29251 = cosh(r29250);
        double r29252 = asin(r29251);
        double r29253 = r29250 + r29252;
        return r29253;
}