Function Decimal256FromLE

cpp/src/arrow/util/decimal_test.cc:87–89

}

Decimal256 Decimal256FromLE(const std::array<uint64_t, 4>& a) {
  return Decimal256(Decimal256::LittleEndianArray, a);
}

Decimal128 Decimal128FromInt128(int128_t value) {
  return Decimal128(static_cast<int64_t>(value >> 64),