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Sorry, this might seem simple, but somebody asked me this, and I don’t know for certain.
An empty C++ class comes with what functions?
Constructor,
Copy Constructor,
Assignment,
Destructor?
Is that it? Or are there more?
In C++03 there are 4:
Default constructor: Declared only if
no user-defined constructor is
declared. Defined when used
Copy constructor – declared only if the user hasn’t declared one. Defined if used
Copy-assignment operator same as above
Destructor same as above
In C++11 there are two more:
It is also possible that the compiler won’t be able to generate some of them. For example, if the class contains, for example, a reference (or anything else that cannot be copy-assigned), then the compiler won’t be able to generate a copy-assignment operator for you. For more information read this