29 lines
		
	
	
		
			681 B
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			29 lines
		
	
	
		
			681 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 distributed under the University of Illinois Open Source
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| // License. See LICENSE.TXT for details.
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| //
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| //===----------------------------------------------------------------------===//
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| 
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| // <valarray>
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| 
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| // template<class T> class valarray;
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| 
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| // value_type sum() const;
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| 
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| #include <valarray>
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| #include <cassert>
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| 
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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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