ldlang won't compile with latest gcc

[DJ Delorie]

> Well it works, so I am not going to object.  In fact please consider
> the patch approved.  I have to say though that I prefer unions.
> This is exactly one of the situations that unions were designed to
> cover and it seems silly to me to have to play tricks with variables
> when we could just make use of a well defined feature of the
> language.

I committed it, but yeah, I'd prefer a cleaner solution too.