std::variant::variant (3) Linux Manual Page

std::variant<Types…>::~variant – std::variant<Types…>::~variant

Synopsis

~variant(); (since C++17)
If valueless_by_exception is true, does nothing. Otherwise, destroys the currently contained value.
This destructor is trivial if std::is_trivially_destructible_v<T_i> is true for all T_i in Types…