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Re: [Bug 1885247] [NEW] Build error in Intel 32-bit hosts
From: |
Philippe Mathieu-Daudé |
Subject: |
Re: [Bug 1885247] [NEW] Build error in Intel 32-bit hosts |
Date: |
Fri, 26 Jun 2020 11:27:36 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.5.0 |
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 ;)
[Bug 1885247] Re: Build error in Intel 32-bit hosts, Peter Maydell, 2020/06/26