84 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			84 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			C++
		
	
	
	
| //===----------------------------------------------------------------------===//
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| //
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| //                     The LLVM Compiler Infrastructure
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| //
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| // This file is dual licensed under the MIT and the University of Illinois Open
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| // Source Licenses. See LICENSE.TXT for details.
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| //
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| //===----------------------------------------------------------------------===//
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| 
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| // <algorithm>
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| 
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| // template<ForwardIterator Iter, class T>
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| //   requires OutputIterator<Iter, RvalueOf<Iter::reference>::type>
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| //         && HasEqualTo<Iter::value_type, T>
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| //   Iter
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| //   remove(Iter first, Iter last, const T& value);
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| 
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| #include <algorithm>
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| #include <cassert>
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| #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
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| #include <memory>
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| #endif
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| 
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| #include "test_iterators.h"
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| 
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| template <class Iter>
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| void
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| test()
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| {
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|     int ia[] = {0, 1, 2, 3, 4, 2, 3, 4, 2};
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|     const unsigned sa = sizeof(ia)/sizeof(ia[0]);
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|     Iter r = std::remove(Iter(ia), Iter(ia+sa), 2);
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|     assert(base(r) == ia + sa-3);
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|     assert(ia[0] == 0);
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|     assert(ia[1] == 1);
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|     assert(ia[2] == 3);
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|     assert(ia[3] == 4);
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|     assert(ia[4] == 3);
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|     assert(ia[5] == 4);
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| }
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| 
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| #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
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| 
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| template <class Iter>
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| void
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| test1()
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| {
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|     const unsigned sa = 9;
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|     std::unique_ptr<int> ia[sa];
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|     ia[0].reset(new int(0));
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|     ia[1].reset(new int(1));
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|     ia[3].reset(new int(3));
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|     ia[4].reset(new int(4));
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|     ia[6].reset(new int(3));
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|     ia[7].reset(new int(4));
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|     Iter r = std::remove(Iter(ia), Iter(ia+sa), std::unique_ptr<int>());
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|     assert(base(r) == ia + sa-3);
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|     assert(*ia[0] == 0);
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|     assert(*ia[1] == 1);
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|     assert(*ia[2] == 3);
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|     assert(*ia[3] == 4);
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|     assert(*ia[4] == 3);
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|     assert(*ia[5] == 4);
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| }
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| 
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| #endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
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| 
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| int main()
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| {
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|     test<forward_iterator<int*> >();
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|     test<bidirectional_iterator<int*> >();
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|     test<random_access_iterator<int*> >();
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|     test<int*>();
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| 
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| #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
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| 
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|     test1<forward_iterator<std::unique_ptr<int>*> >();
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|     test1<bidirectional_iterator<std::unique_ptr<int>*> >();
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|     test1<random_access_iterator<std::unique_ptr<int>*> >();
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|     test1<std::unique_ptr<int>*>();
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| 
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| #endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
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| }
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