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Re: gcc 3.4.0 running error for 173.applu on Itanium 2
I tried O1, and it works. By turning off individual compilation
flag in O2, I found "-O2 -fno-gcse" works. It seems "gcse" causes
Maybe I should tried other versions compilers and submit a bug report.
On Thu, May 13, 2004 at 11:21:50PM -0700, Jim Wilson wrote:
> Qiong Cai wrote:
> >I just tried spec2000(C/C++/F77) by using gcc 3.4.0, and 173.applu failed.
> >Linux laplace 2.4.17-mckinley-smp #1 SMP Tue May 14 21:57:05 MDT 2002 ia64
> I care about SPEC and IA-64. I will try looking at this. I am very
> busy though, so it may take a while. It would be reasonable to submit a
> bug report for this so that it doesn't get forgotten.
> At the moment, I don't have SPEC2000 set up on my IA-64 machine, so I am
> starting from scratch here.
> >All of the benchmarks are compiled under "-O2".
> > Could anyone please tell me extra gcc flag to compile applu?
> You can find example config files on the www.spec.org site. There don't
> appear to be any special options for 173.applu needed on ia64-linux.
> If you have time, you could try playing with optimization options. Try
> just "-O" to see if it works. If that doesn't work, try "-O0". If
> "-O1" works, then you can try adding -f options to try to isolate which
> one is causing the problem.
> You could also try other compilers, 3.3, mainline (aka 3.5) to see if
> maybe it is a gcc-3.4 bug.
> Jim Wilson, GNU Tools Support, http://www.SpecifixInc.com