text: //===----------------------------------------------------------------------===//
  //
  //                     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.
  //
  //===----------------------------------------------------------------------===//
  
  // <iterator>
  
  // reverse_iterator
  
  // template <RandomAccessIterator Iterator>
  //   reverse_iterator<Iter>
  //   operator+(Iter::difference_type n, const reverse_iterator<Iter>& x);
  
  #include <iterator>
  #include <cassert>
  
  #include "../../../../iterators.h"
  
  template <class It>
  void
  test(It i, typename std::iterator_traits<It>::difference_type n, It x)
  {
      const std::reverse_iterator<It> r(i);
      std::reverse_iterator<It> rr = n + r;
      assert(rr.base() == x);
  }
  
  int main()
  {
      const char* s = "1234567890";
      test(random_access_iterator<const char*>(s+5), 5, random_access_iterator<const char*>(s));
      test(s+5, 5, s);
  }
  