101 Ambiguous tgamma(Ambiguous){ return Ambiguous(); }  in tgamma()  function
1482     static_assert((std::is_same<decltype(std::tgamma((float)0)), float>::value), "");  in test_tgamma()
1483     static_assert((std::is_same<decltype(std::tgamma((bool)0)), double>::value), "");  in test_tgamma()
1484     static_assert((std::is_same<decltype(std::tgamma((unsigned short)0)), double>::value), "");  in test_tgamma()
1485     static_assert((std::is_same<decltype(std::tgamma((int)0)), double>::value), "");  in test_tgamma()
1486     static_assert((std::is_same<decltype(std::tgamma((unsigned int)0)), double>::value), "");  in test_tgamma()
1487     static_assert((std::is_same<decltype(std::tgamma((long)0)), double>::value), "");  in test_tgamma()
1488     static_assert((std::is_same<decltype(std::tgamma((unsigned long)0)), double>::value), "");  in test_tgamma()
1489     static_assert((std::is_same<decltype(std::tgamma((long long)0)), double>::value), "");  in test_tgamma()
1490     static_assert((std::is_same<decltype(std::tgamma((unsigned long long)0)), double>::value), "");  in test_tgamma()
1491     static_assert((std::is_same<decltype(std::tgamma((double)0)), double>::value), "");  in test_tgamma()
1492     static_assert((std::is_same<decltype(std::tgamma((long double)0)), long double>::value), "");  in test_tgamma()
1495     static_assert((std::is_same<decltype(tgamma(Ambiguous())), Ambiguous>::value), "");  in test_tgamma()
1496     assert(std::tgamma(1) == 1);  in test_tgamma()