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 r3542 = x;
        double r3543 = cosh(r3542);
        double r3544 = asin(r3543);
        double r3545 = r3542 + r3544;
        return r3545;
}