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 r8070 = x;
        double r8071 = cosh(r8070);
        double r8072 = asin(r8071);
        double r8073 = r8070 + r8072;
        return r8073;
}