Re: [Qemu-devel] [PULL v3 00/55] pc, pci, virtio: new features, cleanups, fixes

[Fam Zheng <famz@redhat.com>]

On Mon, 07/25 09:38, Peter Maydell wrote:
> On 25 July 2016 at 03:41, Fam Zheng <famz@redhat.com> wrote:
> > On Fri, 07/22 10:46, Peter Maydell wrote:
> >> On 22 July 2016 at 02:13, Fam Zheng <famz@redhat.com> wrote:
> >> > On Thu, 07/21 11:45, Peter Maydell wrote:
> >> >> It failed on several of my test builds, not just one, but these
> >> >> things are tricky to avoid if they don't happen on all compilers.
> >> >> In this case I think it is a compiler bug:
> >> >> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53119
> >> >> so you'll only see it with an older compiler.
> >> >
> >> > Could you name the distro and gcc version? If it's worth to keep the buggy
> >> > compiler happy, it probably can be added as a docker test. :)
> >>
> >> I think ubuntu trusty stock gcc and the clang on OSX, probably
> >> others too.
> >
> > We do have ubuntu trusty docker image, but I don't see the failure with this
> > pull req. Adding an OSX image to docker is much trickier, so I've not really
> > looked into that, yet. Could you give me an exact gcc version number that
> > triggers the thing, to test again?
> 
> gcc (Ubuntu/Linaro 4.8.2-19ubuntu1) 4.8.2 on ubuntu trusty armhf
> gcc (Ubuntu/Linaro 4.8.4-2ubuntu1~14.04.1) 4.8.4 on ubuntu trusty aarch64
> gcc (Ubuntu 4.8.4-2ubuntu1~14.04.3) 4.8.4 on ubuntu trusty x86-64
> gcc (GCC) 4.8.3 20140911 (Red Hat 4.8.3-7) on Fedora 20 ppc64be
> 
> I think I may have been wrong about OSX clang complaining
> (at least, those are the only errors in the log files I still have).

Cool, so we do have that version, it's the -Werror=missing-braces option we are
missing.  Are there any other recommended gcc options I can add to
tests/docker/ (the criteria is simply "if this stops you from processing a
pull, it should be tested" :)?

Fam