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 r5268 = x;
        double r5269 = cosh(r5268);
        double r5270 = asin(r5269);
        double r5271 = r5268 + r5270;
        return r5271;
}