31 lines
818 B
C++
31 lines
818 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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// <valarray>
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// template<class T> class valarray;
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// valarray(const slice_array<value_type>& sa);
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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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int a[] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15};
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std::valarray<int> v1(a, sizeof(a)/sizeof(a[0]));
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std::valarray<int> v(v1[std::slice(1, 5, 3)]);
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assert(v.size() == 5);
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assert(v[0] == 1);
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assert(v[1] == 4);
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assert(v[2] == 7);
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assert(v[3] == 10);
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assert(v[4] == 13);
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}
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