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Re: [Qemu-devel] [PULL 00/12] s390x update
From: |
Cornelia Huck |
Subject: |
Re: [Qemu-devel] [PULL 00/12] s390x update |
Date: |
Fri, 20 Jan 2017 11:00:44 +0100 |
On Fri, 20 Jan 2017 10:52:26 +0100
Thomas Huth <address@hidden> wrote:
> On 20.01.2017 10:21, Cornelia Huck wrote:
> > On Thu, 19 Jan 2017 18:32:44 +0000
> > Peter Maydell <address@hidden> wrote:
> >
> >> Hi; I'm afraid this fails to build on Windows:
> >>
> >> /home/petmay01/linaro/qemu-for-merges/hw/s390x/s390-pci-bus.c: In
> >> function ‘s390_pci_get_iommu’:
> >> /home/petmay01/linaro/qemu-for-merges/hw/s390x/s390-pci-bus.c:415:20:
> >> error: cast from pointer to integer of different size
> >> [-Werror=pointer-to-int-cast]
> >> uint64_t key = (unsigned long)bus;
> >> ^
> >> /home/petmay01/linaro/qemu-for-merges/hw/s390x/s390-pci-bus.c: In
> >> function ‘s390_pci_iommu_free’:
> >> /home/petmay01/linaro/qemu-for-merges/hw/s390x/s390-pci-bus.c:539:20:
> >> error: cast from pointer to integer of different size
> >> [-Werror=pointer-to-int-cast]
> >> uint64_t key = (unsigned long)bus;
> >> ^
> >> cc1: all warnings being treated as errors
> >>
> >>
> >> You probably wanted uintptr_t.
> >
> > Fixed and v2 sent.
> >
> > I'm wondering if there is any way to catch this earlier (without
> > actually building on Windows)? My mingw 4.8.2 cross-build worked fine...
>
> You likely got to use the 32-bit version of MinGW (or compile with -m32
> with any other version of GCC) to catch this issue, so that you get
> sizeof(long) != sizeof(void *).
Well, I already do that (mingw32, and I see -m32 on the command line;
that already caught sizeof(uint64_t) != sizeof(void *) here.) But isn't
sizeof(long) == sizeof(void *) even in the -m32 case?
- [Qemu-devel] [PULL 08/12] s390x/pci: PCI multibus bridge handling, (continued)
- [Qemu-devel] [PULL 08/12] s390x/pci: PCI multibus bridge handling, Cornelia Huck, 2017/01/17
- [Qemu-devel] [PULL 10/12] s390x/pci: handle PCIBridge bus number, Cornelia Huck, 2017/01/17
- [Qemu-devel] [PULL 07/12] s390x/pci: optimize calling s390_get_phb(), Cornelia Huck, 2017/01/17
- [Qemu-devel] [PULL 09/12] s390x/pci: use hashtable to look up zpci via fh, Cornelia Huck, 2017/01/17
- [Qemu-devel] [PULL 11/12] s390x/pci: merge msix init functions, Cornelia Huck, 2017/01/17
- [Qemu-devel] [PULL 12/12] virtio-ccw: fix ring sizing, Cornelia Huck, 2017/01/17
- Re: [Qemu-devel] [PULL 00/12] s390x update, Peter Maydell, 2017/01/19