[PATCH]: Fix missed PRE optimization discovered

[Daniel Berlin]

On Fri, Oct 17, 2008 at 1:17 PM, Eric Botcazou <ebotcazou@adacore.com> wrote:
>> Doesn't break on x86_64-linux-gnu for me (ubuntu hardy), trying
>> i686-pc-linux-gnu.
>
> Really sure?  Our x86 and x86-64 testers are down and Laurent Guerby's tester
> on x86-64 hasn't posted anything to gcc-results@ since rev 141181.

I'll try it again.
(not that it matters since i can repro on i686)