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 r34277 = x;
        double r34278 = cosh(r34277);
        double r34279 = asin(r34278);
        double r34280 = r34277 + r34279;
        return r34280;
}