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Re: GCC 4.3.3 Release Candidate available from gcc.gnu.org
On Mon, 19 Jan 2009, H.J. Lu wrote:
> On Mon, Jan 19, 2009 at 1:27 AM, Richard Guenther <rguenther@suse.de> wrote:
> > On Sun, 18 Jan 2009, Richard Guenther wrote:
> >
> >> On Sun, 18 Jan 2009, H.J. Lu wrote:
> >>
> >> > On Sat, Jan 17, 2009 at 6:23 AM, Richard Guenther <rguenther@suse.de> wrote:
> >> > >
> >> > > A release candidate for GCC 4.3.3 is available from
> >> > >
> >> > > ftp://gcc.gnu.org/pub/gcc/snapshots/4.3.3-RC-20090117/
> >> > >
> >> > > and shortly its mirrors. It has been generated from SVN revision 143460.
> >> > >
> >> > > The branch is still frozen and all checkins until after the final
> >> > > release of GCC 4.3.3 require explicit RM approval.
> >> > >
> >> >
> >> > Gcc 4.3.3 miscompiled SPEC CPU 2006 on Linux/x86-64:
> >> >
> >> > http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38905
> >>
> >> I am testing the following patch.
> >
> > Bootstrapped and tested on x86_64-unknown-linux-gnu, applied to the
> > branch. I do not plan to do a new RC because of this.
> >
>
> I think
>
> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38902
>
> is a critical bug since cc 4.3 may silently generate wrong-code
> on x86. We should backport
>
> http://gcc.gnu.org/ml/gcc-patches/2008-12/msg01131.html
>
> to 4.3 branch.
We can do that after 4.3.3 is released. 4.3.3 is only supposed to be
strictly better than 4.3.2 and that bug isn't a regression from earlier
4.3 releases.
Richard.