Message ID | 1485868446-10587-6-git-send-email-mst@redhat.com |
---|---|
State | New |
Headers | show |
diff --git a/include/qemu/compiler.h b/include/qemu/compiler.h index 1da500e..e0fb18b 100644 --- a/include/qemu/compiler.h +++ b/include/qemu/compiler.h @@ -92,6 +92,9 @@ #define QEMU_BUILD_BUG_ON(x) typedef QEMU_BUILD_BUG_ON_STRUCT(x) \ glue(qemu_build_bug_on__, __LINE__) __attribute__((unused)) +#define QEMU_BUILD_BUG_ON_ZERO(x) (sizeof(QEMU_BUILD_BUG_ON_STRUCT(x)) - \ + sizeof(QEMU_BUILD_BUG_ON_STRUCT(x))) + #if defined __GNUC__ # if !QEMU_GNUC_PREREQ(4, 4) /* gcc versions before 4.4.x don't support gnu_printf, so use printf. */