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 r3321 = x;
        double r3322 = cosh(r3321);
        double r3323 = asin(r3322);
        double r3324 = r3321 + r3323;
        return r3324;
}