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 r7957 = x;
        double r7958 = cosh(r7957);
        double r7959 = asin(r7958);
        double r7960 = r7957 + r7959;
        return r7960;
}