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 r14780 = x;
        double r14781 = cosh(r14780);
        double r14782 = asin(r14781);
        double r14783 = r14780 + r14782;
        return r14783;
}