{

using local_decimal_type = boost::decimal::decimal128_t;

// N[Gamma[456/100], 34]

// 12.64819265438397922113369900828315

//

// For Decimal 128:

// 4.56

// 12.64819265438397922113369900828314

const local_decimal_type x = local_decimal_type { 456, -2 };

const auto tg = tgamma(x);

{

std::stringstream strm;

strm << std::setprecision(std::numeric_limits<local_decimal_type>::digits10) << x;

std::cout << "Expected: 4.56" << std::endl;

std::cout << " Got: " << strm.str() << std::endl;

}

{

std::stringstream strm;

strm << std::setprecision(std::numeric_limits<local_decimal_type>::digits10) << tg;

std::cout << "Expected: 12.64819265438397922113369900828314" << std::endl;

std::cout << " Got: " << strm.str() << std::endl;

}

return 1;