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 r12755 = x;
        double r12756 = cosh(r12755);
        double r12757 = asin(r12756);
        double r12758 = r12755 + r12757;
        return r12758;
}