On Tue, 25 Oct 2016 16:45:22 -0400,
Mickaël Bucas wrote:
>
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> 2016-10-25 20:02 GMT+02:00 Miroslav Rovis <[email protected]>:
>
> On 161025-12:02-0400, John Covici wrote:
> > Hi. I finally decided to switch the c compiler from 4.9.3 to 5.3.0
> > and ran into some strange problems. Although the kernel compiled
> > successfully, several packages in my last update of world got
> > undefined references, one of which was mktoolnix and also mpv. Now I
> > did solve them by re-emerging the packages containing the references
> > and that fix things, although I had to do it in stages, getting past
> > one and finding another one.
> >
> > So, my question is, is there away to fix this throuought /usr/lib
> > without having to re-emerge world or something, or do I just wait and
> > take them one at a time during future updates?
> >
> > Thanks in advance for any suggestions.
>
> I've been using the 5.x since long months, since I'm on ~amd64. I
> remember vaguely there was an item in the eselect news about it, and
> links there and things. It should still be in your news list.
>
> There was probably an Application Binary Interface change between the 2
> compilers, for example [1]
> The news from portage [2] explain how to use revdep-rebuild
>
> All I know about these problems, I've learn from Diego Petteno's blog [3] and
> the articles about Application Binary Interface
> I've myself encountered this kind of problem even between minor versions of
> GCC when the C++11 ABI was not stable.
>
> I think you have some happy compiling ahead !
>
> Best regards
> Mickaël Bucas
Thanks, I will check the news item and see what happens.
--
Your life is like a penny. You're going to lose it. The question is:
How do
you spend it?
John Covici
[email protected]