This is the mail archive of the
libstdc++@gcc.gnu.org
mailing list for the libstdc++ project.
Re: Gcc 3.1 performance regressions with respect to 2.95.3
- From: Jason Merrill <jason at redhat dot com>
- To: Peter Schmid <schmid at snake dot iap dot physik dot tu-darmstadt dot de>
- Cc: Jan Hubicka <jh at suse dot cz>, <gcc at gcc dot gnu dot org>,<libstdc++ at gcc dot gnu dot org>
- Date: Sun, 17 Mar 2002 23:45:26 +0000
- Subject: Re: Gcc 3.1 performance regressions with respect to 2.95.3
- References: <Pine.LNX.4.30.0203180135050.14496-100000@snake.iap.physik.tu-darmstadt.de>
>>>>> "Peter" == Peter Schmid <schmid@snake.iap.physik.tu-darmstadt.de> writes:
> It looks that there are some flaws in the -O2 optimizer passes. Is
> there a chance that this is fixed for the upcoming gcc 3.1 release?
It would be helpful if you could provide small examples of the
various pessimizations, like the one I sent out earlier.
Thanks,
Jason