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//---------------------------------


open Microsoft.FSharp.NativeInterop


#nowarn "9" "35" "51" "62"

//---------------------------------


let arr = [|0 .. 10|]


let parr = &&arr.[0]    // This works

//---------------------------------


let mutable num = 1


let pnum1 = &&num       // error FS0421: The address of the variable 'num' cannot be used at this point


let pnum2 : nativeptr<int> = NativePtr.ofNativeInt <| NativePtr.toNativeInt &&num    // This works