package main

import (
    "fmt"
    "math"
)

func main() {
    n := 5.0
    aNaN := math.NaN()
    // This case cannot be caught with current capabilities
    if n == aNaN {
        fmt.Println("hello")
    } else if n > math.NaN() {
        fmt.Println("hi")
    }

    fmt.Println("goodbye")
}