Sorry but I don't get why/when to use auto or decltype(auto) for return typesHi, I am confused with when and why to use auto or decltype(auto) on the return types of function...
Is returning a local native array by reference an error?I have this code: [code] auto getArr() -> int(&)[2] { int arr[2] = {3,9}; return arr; } [...
member function already defined or declared in variadic templateThanks @mbozzi!
member function already defined or declared in variadic templateI am getting this error: [output] 'Group<std::string &>::Group(T1)': member function already def...
one or more multiply defined symbols found when using catch2Catch2 is a header only library where only one of the source files must #define CATCH_CONFIG_MAIN wh...
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