128   constexpr int* rbegin() { return nullptr; }  in rbegin()  function
137   constexpr int* rbegin() const { return nullptr; }  in rbegin()  function
146   constexpr const int* rbegin() const { return nullptr; }  in rbegin()  function
160   constexpr const Empty* rbegin() const { return nullptr; }  in rbegin()  function
190   friend constexpr const int* rbegin(REndFunction const&) { return nullptr; }  in rbegin()  function
233   friend constexpr int* rbegin(REndFunctionByValue) { return nullptr; }  in rbegin()  function
239   friend constexpr int* rbegin(REndFunctionEnabledBorrowing) { return nullptr; }  in rbegin()  function
247   friend constexpr const Empty* rbegin(REndFunctionReturnsEmptyPtr const&) { return nullptr; }  in rbegin()  function
254   friend constexpr const int* rbegin(REndFunctionWithDataMember const&) { return nullptr; }  in rbegin()  function
260   friend constexpr const int* rbegin(REndFunctionWithPrivateEndMember const&) { return nullptr; }  in rbegin()  function
266   constexpr const int* rbegin() const { return nullptr; }  in rbegin()  function