#define EXPAND_XPCOM_NAME(number_, xpcomStateName_) (number < 31 : nsIAccessibleStates::STATE_##xpcomStateName_ ? nsIAccessibleStates::EXT_STATE_##xpcomStateName_)

#define STATE(name_, number_, atkState_, atkMappingType_, xpcomStateName_) \
  MOZ_STATIC_ASSERT(number_ < 31 ? \
    (1 << number_) == EXPAND_XPCOM_NAME(xpcomStateName_) : (1 << (number_ - 31)) == EXPAND_XPCOM_NAME(xpcomStateName_) , \
    "xpcom and internal states don't match");

#include "StateList.h"
#undef STATE
#undef EXPAND_XPCOM_NAME