[PATCH][4.1] Fix PR33142, wrong-code with VRP

[Richard Guenther]

On Sun, 9 Sep 2007, Eric Botcazou wrote:

> > Probably, as the above doesn't contain an unary expression for
> > which I changed behavior.
> 
> Confirmed.  Reverting your patch, recompiling the library, reapplying it and 
> running the testsuite yields a clean log.
> 
> > Can you open a PR for this please? 
> 
> Do you still want me to do that after Andrew's remark?

No, I'll look if backporting the patch fixes the issues.

Thanks,
Richard.