113 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			113 lines
		
	
	
		
			3.0 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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| // <map>
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| 
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| // class multimap
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| 
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| // template <class InputIterator>
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| //     multimap(InputIterator first, InputIterator last);
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| 
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| #include <map>
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| #include <cassert>
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| 
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| #include "min_allocator.h"
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| 
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| int main()
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| {
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|     {
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|     typedef std::pair<const int, double> V;
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|     V ar[] =
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|     {
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|         V(1, 1),
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|         V(1, 1.5),
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|         V(1, 2),
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|         V(2, 1),
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|         V(2, 1.5),
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|         V(2, 2),
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|         V(3, 1),
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|         V(3, 1.5),
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|         V(3, 2),
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|     };
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|     std::multimap<int, double> m(ar, ar+sizeof(ar)/sizeof(ar[0]));
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|     assert(m.size() == 9);
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|     assert(distance(m.begin(), m.end()) == 9);
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|     assert(*m.begin() == V(1, 1));
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|     assert(*next(m.begin()) == V(1, 1.5));
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|     assert(*next(m.begin(), 2) == V(1, 2));
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|     assert(*next(m.begin(), 3) == V(2, 1));
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|     assert(*next(m.begin(), 4) == V(2, 1.5));
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|     assert(*next(m.begin(), 5) == V(2, 2));
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|     assert(*next(m.begin(), 6) == V(3, 1));
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|     assert(*next(m.begin(), 7) == V(3, 1.5));
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|     assert(*next(m.begin(), 8) == V(3, 2));
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|     }
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| #if TEST_STD_VER >= 11
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|     {
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|     typedef std::pair<const int, double> V;
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|     V ar[] =
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|     {
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|         V(1, 1),
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|         V(1, 1.5),
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|         V(1, 2),
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|         V(2, 1),
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|         V(2, 1.5),
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|         V(2, 2),
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|         V(3, 1),
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|         V(3, 1.5),
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|         V(3, 2),
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|     };
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|     std::multimap<int, double, std::less<int>, min_allocator<V>> m(ar, ar+sizeof(ar)/sizeof(ar[0]));
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|     assert(m.size() == 9);
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|     assert(distance(m.begin(), m.end()) == 9);
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|     assert(*m.begin() == V(1, 1));
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|     assert(*next(m.begin()) == V(1, 1.5));
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|     assert(*next(m.begin(), 2) == V(1, 2));
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|     assert(*next(m.begin(), 3) == V(2, 1));
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|     assert(*next(m.begin(), 4) == V(2, 1.5));
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|     assert(*next(m.begin(), 5) == V(2, 2));
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|     assert(*next(m.begin(), 6) == V(3, 1));
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|     assert(*next(m.begin(), 7) == V(3, 1.5));
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|     assert(*next(m.begin(), 8) == V(3, 2));
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|     }
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| #if _LIBCPP_STD_VER > 11
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|     {
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|     typedef std::pair<const int, double> V;
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|     V ar[] =
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|     {
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|         V(1, 1),
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|         V(1, 1.5),
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|         V(1, 2),
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|         V(2, 1),
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|         V(2, 1.5),
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|         V(2, 2),
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|         V(3, 1),
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|         V(3, 1.5),
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|         V(3, 2),
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|     };
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|     typedef min_allocator<std::pair<const int, double>> A;
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|     A a;
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|     std::multimap<int, double, std::less<int>, A> m(ar, ar+sizeof(ar)/sizeof(ar[0]), a);
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|     assert(m.size() == 9);
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|     assert(distance(m.begin(), m.end()) == 9);
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|     assert(*m.begin() == V(1, 1));
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|     assert(*next(m.begin()) == V(1, 1.5));
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|     assert(*next(m.begin(), 2) == V(1, 2));
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|     assert(*next(m.begin(), 3) == V(2, 1));
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|     assert(*next(m.begin(), 4) == V(2, 1.5));
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|     assert(*next(m.begin(), 5) == V(2, 2));
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|     assert(*next(m.begin(), 6) == V(3, 1));
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|     assert(*next(m.begin(), 7) == V(3, 1.5));
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|     assert(*next(m.begin(), 8) == V(3, 2));
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|     assert(m.get_allocator() == a);
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|     }
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| #endif
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| #endif
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| }
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