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[atomic] Cannot fail anymore

This commit is contained in:
Behdad Esfahbod 2021-09-22 16:21:27 -06:00
parent ca7b9daef0
commit 67b3962fa5
1 changed files with 1 additions and 9 deletions
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10
src/hb-atomic.hh
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@ -102,20 +102,12 @@ _hb_atomic_ptr_impl_cmplexch (const void **P, const void *O_, const void *N)
#define hb_atomic_ptr_impl_cmpexch(P,O,N) _hb_atomic_ptr_impl_cmplexch ((const void **) (P), (O), (N)) #define hb_atomic_ptr_impl_cmpexch(P,O,N) _hb_atomic_ptr_impl_cmplexch ((const void **) (P), (O), (N))
#elif defined(HB_NO_MT) #else /* defined(HB_NO_MT) */
#define hb_atomic_int_impl_add(AI, V) ((*(AI) += (V)) - (V)) #define hb_atomic_int_impl_add(AI, V) ((*(AI) += (V)) - (V))
#define _hb_memory_barrier() do {} while (0) #define _hb_memory_barrier() do {} while (0)
#define hb_atomic_ptr_impl_cmpexch(P,O,N) (* (void **) (P) == (void *) (O) ? (* (void **) (P) = (void *) (N), true) : false) #define hb_atomic_ptr_impl_cmpexch(P,O,N) (* (void **) (P) == (void *) (O) ? (* (void **) (P) = (void *) (N), true) : false)
#else
#error "Could not find any system to define atomic_int macros."
#error "Check hb-atomic.hh for possible resolutions."
#endif #endif