bc8d3f97eb
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@103490 91177308-0d34-0410-b5e6-96231b3b80d8
31 lines
824 B
C++
31 lines
824 B
C++
//===----------------------------------------------------------------------===//
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//
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// ÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊThe 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 operator[](slice s) 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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int a1[] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15};
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std::valarray<int> v1(a1, sizeof(a1)/sizeof(a1[0]));
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std::valarray<int> v2 = v1[std::slice(1, 5, 3)];
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assert(v2.size() == 5);
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assert(v2[0] == 1);
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assert(v2[1] == 4);
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assert(v2[2] == 7);
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assert(v2[3] == 10);
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assert(v2[4] == 13);
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}
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