[PATCH GCC]Fix test case failure reported in PR54989

[Bin Cheng]

> -----Original Message-----
> From: Jeff Law [mailto:law@redhat.com]
> Sent: Tuesday, October 30, 2012 2:27 AM
> To: Bin Cheng
> Cc: 'Jakub Jelinek'; gcc-patches@gcc.gnu.org
> Subject: Re: [PATCH GCC]Fix test case failure reported in PR54989
> 
> On 10/26/2012 10:14 PM, Bin Cheng wrote:
> > Actually I am going to submit a patch monitoring the change of
> > register pressure accurately as we discussed before. With that patch,
> > expressions will be hoisted anyway if it can decrease register
> > pressure thus this test case won't fail anymore. So I am wondering
> > whether I should check in this patch or just waiting for that patch to
fix
> this failure?
> > What's your opinion?
> I'd go ahead and get in the fix for this failure as we would prefer as few
> unexpected failures as possible.

Committed as r192976.

Thanks.