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 r8307 = x;
        double r8308 = cosh(r8307);
        double r8309 = asin(r8308);
        double r8310 = r8307 + r8309;
        return r8310;
}