| //===----------------------------------------------------------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is dual licensed under the MIT and the University of Illinois Open |
| // Source Licenses. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // <string> |
| |
| // reverse_iterator rend(); |
| // const_reverse_iterator rend() const; |
| |
| #include <string> |
| #include <cassert> |
| |
| template <class S> |
| void |
| test(S s) |
| { |
| const S& cs = s; |
| typename S::reverse_iterator e = s.rend(); |
| typename S::const_reverse_iterator ce = cs.rend(); |
| if (s.empty()) |
| { |
| assert(e == s.rbegin()); |
| assert(ce == cs.rbegin()); |
| } |
| assert(e - s.rbegin() == s.size()); |
| assert(ce - cs.rbegin() == cs.size()); |
| } |
| |
| int main() |
| { |
| typedef std::string S; |
| test(S()); |
| test(S("123")); |
| } |