Re: Clang now builds world and kernel, on i386 and amd64

On Wed, Sep 29, 2010 at 09:40:18AM -0300, Renato Botelho wrote:
> On Wed, Sep 29, 2010 at 8:34 AM, Dimitry Andric <dim_at_freebsd.org> wrote:
> > On 2010-09-29 13:23, Renato Botelho wrote:
> >>
> >> #!/usr/bin/perl
> >>
> >> use File::Temp;
> >>
> >> my ( $fh, $filename ) = File::Temp::tempfile();
> >> print "$filename\n";
> >
> > For me it works perfectly, though I am using perl 5.10:
> >
> > $ cat foo.pl
> > #!/usr/bin/perl
> >
> > use File::Temp;
> >
> > my ( $fh, $filename ) = File::Temp::tempfile();
> > print "$filename\n";
> > $ perl -v
> >
> > This is perl, v5.10.1 (*) built for i386-freebsd-64int
> >
> > Copyright 1987-2009, Larry Wall
> >
> > Perl may be copied only under the terms of either the Artistic License or
> > the
> > GNU General Public License, which may be found in the Perl 5 source kit.
> >
> > Complete documentation for Perl, including FAQ lists, should be found on
> > this system using "man perl" or "perldoc perl". ?If you have access to the
> > Internet, point your browser at http://www.perl.org/, the Perl Home Page.
> >
> > $ perl foo.pl
> > /tmp/tv25CPnWhF
> > $ perl foo.pl
> > /tmp/L2UJQ5_JJs
> > $ perl foo.pl
> > /tmp/6ynQYvWIc1
> > $ perl foo.pl
> > /tmp/Tdpf7PKBMg
> > $ perl foo.pl
> > /tmp/76ir2i1ici
> > $ perl foo.pl
> > /tmp/LhfD0eZgd8
> >
> > I'll try building perl 5.12 and try it again.
> >
> > Btw, I assume you did *not* rebuild perl with clang, so your perl is
> > still compiled with gcc?
> >
> 
> Well, I find out where the problem is, now I have my entire
> system built with gcc. After install libc.so.7 built with clang
> the problem starts, installing same lib built with gcc the
> problem stops.
> 
> How can I debug it to give you more information?

renato, can you check if libc compiled with clang -O0 still exhibits
the bug?

thank you, roman