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 r13268 = x;
        double r13269 = cosh(r13268);
        double r13270 = asin(r13269);
        double r13271 = r13268 + r13270;
        return r13271;
}