83 Ambiguous lgamma(Ambiguous){ return Ambiguous(); }  in lgamma()  function
1036     static_assert((std::is_same<decltype(std::lgamma((float)0)), float>::value), "");  in test_lgamma()
1037     static_assert((std::is_same<decltype(std::lgamma((bool)0)), double>::value), "");  in test_lgamma()
1038     static_assert((std::is_same<decltype(std::lgamma((unsigned short)0)), double>::value), "");  in test_lgamma()
1039     static_assert((std::is_same<decltype(std::lgamma((int)0)), double>::value), "");  in test_lgamma()
1040     static_assert((std::is_same<decltype(std::lgamma((unsigned int)0)), double>::value), "");  in test_lgamma()
1041     static_assert((std::is_same<decltype(std::lgamma((long)0)), double>::value), "");  in test_lgamma()
1042     static_assert((std::is_same<decltype(std::lgamma((unsigned long)0)), double>::value), "");  in test_lgamma()
1043     static_assert((std::is_same<decltype(std::lgamma((long long)0)), double>::value), "");  in test_lgamma()
1044     static_assert((std::is_same<decltype(std::lgamma((unsigned long long)0)), double>::value), "");  in test_lgamma()
1045     static_assert((std::is_same<decltype(std::lgamma((double)0)), double>::value), "");  in test_lgamma()
1046     static_assert((std::is_same<decltype(std::lgamma((long double)0)), long double>::value), "");  in test_lgamma()
1049     static_assert((std::is_same<decltype(lgamma(Ambiguous())), Ambiguous>::value), "");  in test_lgamma()
1050     assert(std::lgamma(1) == 0);  in test_lgamma()