pre.pass.cpp revision 83e2c4d877fe2d7793868b1c6a5d9525a7c4d431
1//===----------------------------------------------------------------------===// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is dual licensed under the MIT and the University of Illinois Open 6// Source Licenses. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9 10// <iterator> 11 12// reverse_iterator 13 14// reverse_iterator& operator++(); 15 16#include <iterator> 17#include <cassert> 18 19#include "test_iterators.h" 20 21template <class It> 22void 23test(It i, It x) 24{ 25 std::reverse_iterator<It> r(i); 26 std::reverse_iterator<It>& rr = ++r; 27 assert(r.base() == x); 28 assert(&rr == &r); 29} 30 31int main() 32{ 33 const char* s = "123"; 34 test(bidirectional_iterator<const char*>(s+1), bidirectional_iterator<const char*>(s)); 35 test(random_access_iterator<const char*>(s+1), random_access_iterator<const char*>(s)); 36 test(s+1, s); 37} 38