user42768 questions

• C++: const not allowed in universal (forwarding) reference
• C++ function template specialization and overloading
• C++ header unit importation syntax
• C++ value representation of non-trivially-copyable types
• C++ inline definition of friend function
• C++ list initialization allows multiple user-defined conversions
• C++ lifetime of union member
• Constexpr conditions for constructor
• C Variable Length Arrays storage duration

user42768 answers