dwz 0.14 release?

Mark Wielaard mark@klomp.org
Fri Feb 12 10:08:42 GMT 2021


Hi Tom,

On Thu, 2021-02-11 at 10:15 +0100, Tom de Vries wrote:
> On 2/10/21 1:06 PM, Mark Wielaard wrote:
> > The only real issue is the combination of DWARF5 and dwz --odr. We
> > see the following failures in the testsuite:
> > 
> > There are still failures with the ODR support when building the
> > testcases with -gdwarf-5, specifically:
> > 
> > FAIL: /opt/local/src/dwz/testsuite/dwz.tests/odr-class-ns.sh
> > FAIL: /opt/local/src/dwz/testsuite/dwz.tests/odr-def-decl.sh
> > FAIL: /opt/local/src/dwz/testsuite/dwz.tests/odr-loc.sh
> > FAIL: /opt/local/src/dwz/testsuite/dwz.tests/odr-struct.sh
> > FAIL: /opt/local/src/dwz/testsuite/dwz.tests/odr-struct-ns.sh
> > FAIL: /opt/local/src/dwz/testsuite/dwz.tests/odr-union.sh
> > FAIL: /opt/local/src/dwz/testsuite/dwz.tests/odr-class.sh
> > FAIL: /opt/local/src/dwz/testsuite/dwz.tests/odr-union-ns.sh
> > 
> > I haven't really investigated why that is. But we can always say
> > that ODR support is experimental and doesn't yet work for DWARF5.
> 
> I can't reproduce this, can you open an PR with more details?

https://sourceware.org/bugzilla/show_bug.cgi?id=27400
Let me know if you need any test binaries and I'll attach them to the
bug.

> Anyway, odr will be experimental.  It still need to marked as such.

Also opened a bug for that:
https://sourceware.org/bugzilla/show_bug.cgi?id=27401

And another to document the status of DWARF 5:
https://sourceware.org/bugzilla/show_bug.cgi?id=27402

I'll resolve that by updating dwz.1 with an overview of the current
support for DWARF 5 in dwz.

> Furthermore, I still need to go through the PR list and clean up.

We have about 50 open bugs. I can go through them and see if any of
them is a showstopper/regression since 0.13, but given that various
distros have switched to current git trunk already I think what we have
now is consistently better than 0.13. What would be the most convenient
to mark up the bugs?

Thanks,

Mark 


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