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| author | Maria Matejka <mq@ucw.cz> | 2022-07-18 10:19:59 +0200 |
|---|---|---|
| committer | Maria Matejka <mq@ucw.cz> | 2022-07-18 10:19:59 +0200 |
| commit | 636ab95f44efee774343f711ec46e69c6bea4e81 (patch) | |
| tree | 6267dac5e8c14779f69d125c2a7ca7ee4907409c /lib/birdlib.h | |
| parent | 05673b16a87792baf8734dfcbf12ac2fd867f80b (diff) | |
| parent | a845651bc50b75b2be41b4427e04857ce3c106a6 (diff) | |
Merge commit 'a845651b' into thread-next
Diffstat (limited to 'lib/birdlib.h')
| -rw-r--r-- | lib/birdlib.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/birdlib.h b/lib/birdlib.h index 25545fc3..bdf69309 100644 --- a/lib/birdlib.h +++ b/lib/birdlib.h @@ -15,7 +15,7 @@ /* Ugly structure offset handling macros */ #define OFFSETOF(s, i) ((size_t) &((s *)0)->i) -#define SKIP_BACK(s, i, p) ((s *)((char *)p - OFFSETOF(s, i))) +#define SKIP_BACK(s, i, p) ({ s *_ptr = ((s *)((char *)p - OFFSETOF(s, i))); ASSERT_DIE(&_ptr->i == p); _ptr; }) #define BIRD_ALIGN(s, a) (((s)+a-1)&~(a-1)) #define CPU_STRUCT_ALIGN (MAX_(_Alignof(void*), _Alignof(u64))) #define BIRD_CPU_ALIGN(s) BIRD_ALIGN((s), CPU_STRUCT_ALIGN) |