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 r360975 = x;
        double r360976 = cosh(r360975);
        double r360977 = asin(r360976);
        double r360978 = r360975 + r360977;
        return r360978;
}