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 r8077 = x;
        double r8078 = cosh(r8077);
        double r8079 = asin(r8078);
        double r8080 = r8077 + r8079;
        return r8080;
}