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 r14437 = x;
        double r14438 = cosh(r14437);
        double r14439 = asin(r14438);
        double r14440 = r14437 + r14439;
        return r14440;
}