Re: [Bug 1885247] [NEW] Build error in Intel 32-bit hosts

[Jon Doron <arilou@gmail.com>]

Is there a container I can download which has your build environment?

On Fri, Jun 26, 2020 at 12:27 PM Philippe Mathieu-Daudé
<philmd@redhat.com> wrote:
>
> On 6/26/20 11:20 AM, Thomas Huth wrote:
> > On 26/06/2020 11.13, Philippe Mathieu-Daudé wrote:
> >> On 6/26/20 9:37 AM, Aleksandar Markovic wrote:
> >>> пет, 26. јун 2020. у 09:11 Aleksandar Markovic
> >>> <1885247@bugs.launchpad.net> је написао/ла:
> >>>>
> >>>> Public bug reported:
> >>>>
> >>>> The code base is on master, checked out on Thursday June25th 2020,
> >>>> 0250c595c9d. The build procedure:
> >>>>
> >>>> $ mkdir build-gcc
> >>>> $ cd build-gcc
> >>>> $ ../configure
> >>>> $ make
> >>>>
> >>>> The build error message is:
> >>>>
> >>>>    CC      x86_64-softmmu/hw/hyperv/hyperv.o
> >>>>    CC      x86_64-softmmu/hw/hyperv/hyperv_testdev.o
> >>>>    CC      x86_64-softmmu/hw/hyperv/vmbus.o
> >>>> /home/rtrk/Build/qemu-master/hw/hyperv/vmbus.c: In function
> >>>> ‘gpadl_iter_io’:
> >>>> /home/rtrk/Build/qemu-master/hw/hyperv/vmbus.c:386:13: error: cast
> >>>> to pointer from integer of different size [-Werror=int-to-pointer-cast]
> >>>>           p = (void *)(((uintptr_t)iter->map & TARGET_PAGE_MASK) |
> >>>> off_in_page);
> >>>>               ^
> >>>> cc1: all warnings being treated as errors
> >>>> make[1]: *** [/home/rtrk/Build/qemu-master/rules.mak:69:
> >>>> hw/hyperv/vmbus.o] Error 1
> >>>> make: *** [Makefile:527: x86_64-softmmu/all] Error 2
> >>
> >> FWIW there is no CI job covering x86 KVM on 32-bit host build.
> >> Should this be covered? I guess the problem is no CI services
> >> provide 32-bit x86...
> >
> > You can certainly provide either a container, or install the 32-bit
> > libraries in a 64-bit environment. Then run
> >
> > PKG_CONFIG_LIBDIR=... ./configure --extra-cflags=-m32
> >
> > and it should be possible to build 32-bit binaries, too.
> >
> > Alternatively, we could add a cross-compilation job that builds with
> > i686-w64-mingw32 in 32-bit.
>
> Oh, this case is covered:
> https://app.shippable.com/github/qemu/qemu/runs/2437/2/console
>
> But this doesn't use KVM ;)
>