29 lines
		
	
	
		
			696 B
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			29 lines
		
	
	
		
			696 B
		
	
	
	
		
			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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// <valarray>
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// template<class T> class valarray;
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// value_type sum() const;
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#include <valarray>
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#include <cassert>
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int main()
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{
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    {
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        typedef double T;
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        T a1[] = {1.5, 2.5, 3, 4, 5.5};
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        const unsigned N1 = sizeof(a1)/sizeof(a1[0]);
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        std::valarray<T> v1(a1, N1);
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        assert(v1.sum() == 16.5);
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    }
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}
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