ATOMIC_VALUE_CAS 171 ruby_atomic.h # define ATOMIC_VALUE_CAS(var, oldval, val) ATOMIC_CAS(var, oldval, val) ATOMIC_VALUE_CAS 220 ruby_atomic.h # define ATOMIC_VALUE_CAS(var, oldval, val) ATOMIC_SIZE_CAS(*(size_t *)&(var), (size_t)(oldval), (size_t)(val)) ATOMIC_VALUE_CAS 222 ruby_atomic.h # define ATOMIC_VALUE_CAS(var, oldval, val) ruby_atomic_value_cas(&(var), (oldval), (val))