This is the mail archive of the gcc-patches@gcc.gnu.org mailing list for the GCC project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: [PATCH]: Fix pointer arithmetic handling in tree-ssa-structalias.c


On 12/13/06, H. J. Lu <hjl@lucon.org> wrote:
On Wed, Dec 13, 2006 at 01:57:09PM -0500, Daniel Berlin wrote:
> On 12/13/06, Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com> wrote:
> >Daniel,
> >Your patch caused cpu2006/gcc to fail (results miscompare) at -O2
> >optimization level with 'test' dataset on ia32.
>
> Uh, I was told by HJ that it actually fixes CPU2006.
> Also, without a small testcase that doesn't involve CPU2006 (which i
> don't have access to), i can't do anything.

There are 2 issus. That patch fixes 464.h264ref in SPEC CPU 2006
on x86-64 and SPEC CPU 2006 runs ok on x86-64. But it breaks 403.gcc
in SPEC CPU 2006 on i686.

Well, I still can't do anything without a small testcase.



Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]