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virtiofsd: replace _Static_assert with QEMU_BUILD_BUG_ON

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This allows to get rid of a check for older GCC version (which was a bit
bogus too since it was falling back on c++ version..)

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20201210134752.780923-7-marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Marc-André Lureau 2020-12-10 17:47:45 +04:00 committed by Paolo Bonzini
parent 77d35c83d3
commit db5deef996
1 changed files with 1 additions and 10 deletions
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11
tools/virtiofsd/fuse_common.h
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@ -807,15 +807,6 @@ void fuse_remove_signal_handlers(struct fuse_session *se);
*
* On 32bit systems please add -D_FILE_OFFSET_BITS=64 to your compile flags!
*/
#if defined(__GNUC__) && \
(__GNUC__ > 4 || __GNUC__ == 4 && __GNUC_MINOR__ >= 6) && \
!defined __cplusplus
_Static_assert(sizeof(off_t) == 8, "fuse: off_t must be 64bit");
#else
struct _fuse_off_t_must_be_64bit_dummy_struct {
unsigned _fuse_off_t_must_be_64bit:((sizeof(off_t) == 8) ? 1 : -1);
};
#endif
QEMU_BUILD_BUG_ON(sizeof(off_t) != 8);
#endif /* FUSE_COMMON_H_ */