Re: [PULL 0/8] Linux user for 5.2 patches

[Peter Maydell]

On Mon, 31 Aug 2020 at 12:08, Laurent Vivier <laurent@vivier.eu> wrote:
>
> The following changes since commit 39335fab59e11cfda9b7cf63929825db2dd3a3e0:
>
>   Merge remote-tracking branch 'remotes/vivier2/tags/linux-user-for-5.2-pull-=
> request' into staging (2020-08-28 22:30:11 +0100)
>
> are available in the Git repository at:
>
>   git://github.com/vivier/qemu.git tags/linux-user-for-5.2-pull-request
>
> for you to fetch changes up to d6676fc62a52e020df32abf927c2e7183781a2e3:
>
>   linux-user: Add support for btrfs ioctls used to scrub a filesystem (2020-0=
> 8-29 10:14:52 +0200)
>
> ----------------------------------------------------------------
> Add btrfs support

Fails to build with clang, I'm afraid:

In file included from ../../linux-user/syscall.c:4561:
../../linux-user/syscall_types.h:485:33: error: implicit conversion
from enumeration type 'enum btrfs_dev_stat_values' to different
enumeration type 'argtype' (aka 'enum argtype')
[-Werror,-Wenum-conversion]
       MK_ARRAY(TYPE_ULONGLONG, BTRFS_DEV_STAT_VALUES_MAX), /* values */
       ~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/petmay01/linaro/qemu-for-merges/include/exec/user/thunk.h:45:42:
note: expanded from macro 'MK_ARRAY'
#define MK_ARRAY(type, size) TYPE_ARRAY, size, type
                                         ^~~~
../../linux-user/syscall.c:4559:79: note: expanded from macro 'STRUCT'
#define STRUCT(name, ...) static const argtype struct_ ## name ##
_def[] = {  __VA_ARGS__, TYPE_NULL };

    ~  ^~~~~~~~~~~
1 error generated.

thanks
-- PMM