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 r28242 = x;
        double r28243 = cosh(r28242);
        double r28244 = asin(r28243);
        double r28245 = r28242 + r28244;
        return r28245;
}