JuliaLang/julia — comment on commit 716cb77a92fe288f18fc131c950cc4a35815e437
File:  line 0
By JeffBezanson:

I don't quite understand what's special about xor:

```
julia> x=int8(-2);y=x>>7;

julia> int8(x+y)$y
2

julia> (x+y)$int(y)
2
```

Could you give an example?