Re: Bug#844357: binutils: mips* mesa libGL.so.1 contains an invalid symbol table
On Tue, 22 Nov 2016 11:46:33 +0000 James Cowgill <jcowgill@debian.org> wrote:
> Control: tags -1 patch
>
> Hi,
>
> On 18/11/16 23:39, James Cowgill wrote:
> > On 16/11/16 17:15, James Cowgill wrote:
> >> Control: forwarded -1 https://sourceware.org/bugzilla/show_bug.cgi?id=20828
> >>
> >> Hi,
> >>
> >> I've submitted the bug upstream with a reduced testcase and a bisection.
> >>
> >> As the bug requires -Wl,--gc-sections to occur, it may be possible to
> >> workaround in mesa by recompiling without it.
> >
> > I have attached two patches:
> >
> > binutils-pr20828-v1.patch attempts to fix the underlying issue in
> > binutils where local symbols appear intermixed with global symbols. It
> > does this by applying another pass over the symbol table to assign all
> > the local symbol indexes first, then ignoring local symbols in the
> > second pass. This seems to fix my testcase and mesa, although I am not
> > 100% sure of it and I would like to get some feedback from upstream as
> > well since I don't really do much work with binutils.
>
> I think the breakage is too much to wait any longer, so please can you
> apply this patch to binutils so we can start recovering from all this.
Can any other mips* porter review this? Bonus points if you comment on the
upstream bug so that it can (eventually) get merged upstream.
Thanks,
Emilio
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