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// <algorithm> 11 12// template<ForwardIterator Iter, class T> 13// requires OutputIterator<Iter, RvalueOf<Iter::reference>::type> 14// && HasEqualTo<Iter::value_type, T> 15// Iter 16// remove(Iter first, Iter last, const T& value); 17 18#include <algorithm> 19#include <cassert> 20#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 21#include <memory> 22#endif 23 24#include "test_iterators.h" 25 26template <class Iter> 27void 28test() 29{ 30 int ia[] = {0, 1, 2, 3, 4, 2, 3, 4, 2}; 31 const unsigned sa = sizeof(ia)/sizeof(ia[0]); 32 Iter r = std::remove(Iter(ia), Iter(ia+sa), 2); 33 assert(base(r) == ia + sa-3); 34 assert(ia[0] == 0); 35 assert(ia[1] == 1); 36 assert(ia[2] == 3); 37 assert(ia[3] == 4); 38 assert(ia[4] == 3); 39 assert(ia[5] == 4); 40} 41 42#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 43 44template <class Iter> 45void 46test1() 47{ 48 const unsigned sa = 9; 49 std::unique_ptr<int> ia[sa]; 50 ia[0].reset(new int(0)); 51 ia[1].reset(new int(1)); 52 ia[3].reset(new int(3)); 53 ia[4].reset(new int(4)); 54 ia[6].reset(new int(3)); 55 ia[7].reset(new int(4)); 56 Iter r = std::remove(Iter(ia), Iter(ia+sa), std::unique_ptr<int>()); 57 assert(base(r) == ia + sa-3); 58 assert(*ia[0] == 0); 59 assert(*ia[1] == 1); 60 assert(*ia[2] == 3); 61 assert(*ia[3] == 4); 62 assert(*ia[4] == 3); 63 assert(*ia[5] == 4); 64} 65 66#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 67 68int main() 69{ 70 test<forward_iterator<int*> >(); 71 test<bidirectional_iterator<int*> >(); 72 test<random_access_iterator<int*> >(); 73 test<int*>(); 74 75#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 76 77 test1<forward_iterator<std::unique_ptr<int>*> >(); 78 test1<bidirectional_iterator<std::unique_ptr<int>*> >(); 79 test1<random_access_iterator<std::unique_ptr<int>*> >(); 80 test1<std::unique_ptr<int>*>(); 81 82#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 83} 84