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 r3108 = x;
        double r3109 = cosh(r3108);
        double r3110 = asin(r3109);
        double r3111 = r3108 + r3110;
        return r3111;
}