4684ddb6aa
- import libcxx - reduce targets to the one when compiled as a tools Change-Id: Iabb8427f80ff8e89463559a28bcb8b4f2bdbc496
35 lines
1 KiB
C++
35 lines
1 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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// <valarray>
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// template<class T> class valarray;
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// template<class T> valarray<T> operator-(const valarray<T>& x, const valarray<T>& y);
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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 int T;
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T a1[] = {7, 9, 11, 13, 15};
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T a2[] = {6, 7, 8, 9, 10};
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T a3[] = {1, 2, 3, 4, 5};
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const unsigned N = sizeof(a1)/sizeof(a1[0]);
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std::valarray<T> v1(a1, N);
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std::valarray<T> v2(a2, N);
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std::valarray<T> v3 = v1 - v2;
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assert(v1.size() == v2.size());
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assert(v1.size() == v3.size());
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for (int i = 0; i < v1.size(); ++i)
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assert(v3[i] == a3[i]);
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}
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}
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