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 r8073 = x;
        double r8074 = cosh(r8073);
        double r8075 = asin(r8074);
        double r8076 = r8073 + r8075;
        return r8076;
}