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 r944714 = x;
        double r944715 = cosh(r944714);
        double r944716 = asin(r944715);
        double r944717 = r944714 + r944716;
        return r944717;
}