forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			74 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			74 lines
		
	
	
		
			1.9 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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| // <string>
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| 
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| // iterator       begin();
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| // iterator       end();
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| // const_iterator begin()  const;
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| // const_iterator end()    const;
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| // const_iterator cbegin() const;
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| // const_iterator cend()   const;
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| 
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| #include <string>
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| #include <cassert>
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| 
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| int main()
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| {
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| #if _LIBCPP_STD_VER > 11
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|     { // N3644 testing
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|         typedef std::string C;
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|         C::iterator ii1{}, ii2{};
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|         C::iterator ii4 = ii1;
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|         C::const_iterator cii{};
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|         assert ( ii1 == ii2 );
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|         assert ( ii1 == ii4 );
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|         assert ( ii1 == cii );
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|         assert ( !(ii1 != ii2 ));
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|         assert ( !(ii1 != cii ));
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|     }
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| 
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|     { // N3644 testing
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|         typedef std::wstring C;
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|         C::iterator ii1{}, ii2{};
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|         C::iterator ii4 = ii1;
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|         C::const_iterator cii{};
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|         assert ( ii1 == ii2 );
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|         assert ( ii1 == ii4 );        
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|         assert ( ii1 == cii );
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|         assert ( !(ii1 != ii2 ));
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|         assert ( !(ii1 != cii ));
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|     }
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| 
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|     { // N3644 testing
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|         typedef std::u16string C;
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|         C::iterator ii1{}, ii2{};
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|         C::iterator ii4 = ii1;
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|         C::const_iterator cii{};
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|         assert ( ii1 == ii2 );
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|         assert ( ii1 == ii4 );
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|         assert ( ii1 == cii );
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|         assert ( !(ii1 != ii2 ));
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|         assert ( !(ii1 != cii ));
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|     }
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| 
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|     { // N3644 testing
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|         typedef std::u32string C;
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|         C::iterator ii1{}, ii2{};
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|         C::iterator ii4 = ii1;
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|         C::const_iterator cii{};
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|         assert ( ii1 == ii2 );
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|         assert ( ii1 == ii4 );
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|         assert ( ii1 == cii );
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|         assert ( !(ii1 != ii2 ));
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|         assert ( !(ii1 != cii ));
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|     }
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| #endif
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| }
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