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 r8790 = x;
        double r8791 = cosh(r8790);
        double r8792 = asin(r8791);
        double r8793 = r8790 + r8792;
        return r8793;
}