CVS performance regression over 2.7.2 on SPECint95 on sparc

[Diego Novillo]

On Fri, 01 Dec 2000, Dan Nicolaescu wrote:

> Diego Novillo <dnovillo@redhat.com> writes:
> 
>   > On Fri, 01 Dec 2000, Dan Nicolaescu wrote:
>   > 
>   > > for both for gcc I get comparison errors. 
>   > > 
>   > > vortex compiled with gcc-CVS segfaults. 
>   > > 
>   > > Does anybody else see this? 
>   > >
>   > I did see the vortex failures for yesterday's GCC (Nov30), but it
>   > ran fine today. I do not see the comparison errors for 126.gcc.
>   > I'm running on Linux 2.2.16.
>   > 
>   > The failure on vortex I saw yesterday was a comparison error. It
>   > did not dump core.
> 
> Sorry for not beeing clear enough, I was also referering to the
> performance regressions.
> 
Oh. Well, yes. It comes and goes. I didn't read the comparison
table you posted. How much of a regression are you observing?
Bear in mind that you're comparing to a really ancient version of
gcc. 

To my knowledge there has not been a systematic performance
monitoring for GCC. Nothing public, anyway.