This is the mail archive of the
gcc@gcc.gnu.org
mailing list for the GCC project.
Re: Stepanov results with development gcc
- To: lucier at math dot purdue dot edu (Brad Lucier)
- Subject: Re: Stepanov results with development gcc
- From: Joe Buck <jbuck at racerx dot synopsys dot com>
- Date: Fri, 8 Dec 2000 12:24:32 -0800 (PST)
- Cc: dje at watson dot ibm dot com, dberlin at redhat dot com, lucier at math dot purdue dot edu, gcc at gcc dot gnu dot org
Brad Lucier writes:
> And on Solaris 2.8, I get:
>
> banach-7% /pkgs/gcc-2.95.2/bin/g++ -O2 -o stepanov stepanov_v1p2.C
> banach-8% ./stepanov
>
> test absolute additions ratio with
> number time per second test0
>
> 0 0.63sec 79.37M 1.00
> 1 0.32sec 156.25M 0.51
...
I filed a GNATS report about this one a while back, see problem
report c/859 in GNATS. The compiler does a horrible job on test 0;
this is a C as well as a C++ problem.