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 r9615 = x;
        double r9616 = cosh(r9615);
        double r9617 = asin(r9616);
        double r9618 = r9615 + r9617;
        return r9618;
}