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 r389759 = x;
        double r389760 = cosh(r389759);
        double r389761 = asin(r389760);
        double r389762 = r389759 + r389761;
        return r389762;
}