Re: [gentoo-user] Re: dev-util/valgrind-3.7.0-r4 and glibc

[Mick]

On Friday 14 Sep 2012 21:44:43 Michael Mol wrote:
> On Fri, Sep 14, 2012 at 4:19 PM, Nikos Chantziaras <realnc@×××××.com> wrote:
> > On 14/09/12 22:48, Mick wrote:
> >> I got this message in elog:
> >>
> >> * Messages for package dev-util/valgrind-3.7.0-r4:
> >>   * Valgrind will not work if glibc does not have debug symbols.
> >>   * To fix this you can add splitdebug to FEATURES in make.conf
> >>   * and remerge glibc.  See:
> >>   * https://bugs.gentoo.org/show_bug.cgi?id=214065
> >>   * https://bugs.gentoo.org/show_bug.cgi?id=274771
> >>   * https://bugs.gentoo.org/show_bug.cgi?id=388703
> >>
> >> but my glibc has no splitdebug USE flags
> >
> > What the other posters said, except that you shouldn't add "splitdebug"
> > in your make.conf.  If you do that, it will affect all packages.
> >
> > What you do instead is put this text into /etc/portage/env/sys-libs/glibc
> > (yes, it must be a text file, not a directory):
> >
> > CFLAGS="${CFLAGS} -g"
> > CXXFLAGS="${CXXFLAGS} -g"
> > FEATURES="${FEATURES} splitdebug"
>
> I'm fairly sure (I could be wrong) that splitdebug doesn't cause -g or
> a derivative to be added to CFLAGS. Hence why I have "-ggdb" in my
> CFLAGS.
>
> (All in make.conf. Given splitdebug, I haven't heard a solid reason not
> to.)

Thank you all for your answers.  I should have slowed down to read the elog 
more carefully!
-- 
Regards,
Mick