Friend protected method in c++...

why explicit specialization of a friend function is allowed?...

Call a hidden friend function...

Friend function is not visible in the class...

Error on MSVC when trying to declare std::make_unique as friend of my templated class...

Friend function not callable from template class operator overload...

accessing member in trailing return type vs. in requires clause of a locally defined friend function...

`friend` member functions and attributes - gcc vs clang...

Is there a way to overload extraction operator, inside a class and not as a friend of class?...

C++ friend member function behaviour looks erratic...

How to befriend method from other class that handles this class (incomplete types problem)?...

Overloading << and >> as outside member functions for template class...

A class for rational number (p/q) with overloading + and << operator...

Overloading the stream extraction operator - Invalid operands to binary expression...

friend function is not a friend of all template instances?...

operator== compiles with msvc but not with gcc and clang...

How to create a friend function for template base class with constexpr...

How do we declare a friend function with a class template into .h file and define them into a .cpp f...

error: expected unqualified-id before ‘friend’...

Refactoring : delegate friendship in sub-functions...

Error: ‘int XYZ::data’ is private within this context...

declare a function in a .h (library) file as a friend to a class...

"undefined reference to `operator>>(std::istream&, Complex<int>&)" for...

Error with befriending a function in a namespace in C++...

C++ friend operator definition inside class body serves as function declaration?...

Redefinition error when defining friend function inside class template...

Friend function from another namespace...

Friend Function cannot access private members in C++...

friend function template lookup...

c++ error C2662 cannot convert 'this' pointer from 'const Type' to 'Type &&#...