1bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant//===----------------------------------------------------------------------===// 2bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 3f5256e16dfc425c1d466f6308d4026d529ce9e0bHoward Hinnant// The LLVM Compiler Infrastructure 4bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 5b64f8b07c104c6cc986570ac8ee0ed16a9f23976Howard Hinnant// This file is dual licensed under the MIT and the University of Illinois Open 6b64f8b07c104c6cc986570ac8ee0ed16a9f23976Howard Hinnant// Source Licenses. See LICENSE.TXT for details. 7bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 8bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant//===----------------------------------------------------------------------===// 9bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 10bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// <valarray> 11bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 12bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// template<class T> class valarray; 13bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 14bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// valarray(const valarray<value_type>& v); 15bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 16bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <valarray> 17bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <utility> 18bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <cassert> 19bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 20bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantint main() 21bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant{ 2273d21a4f0774d3fadab98e690619a359cfb160a3Howard Hinnant#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 23bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant { 24bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant typedef int T; 25bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant T a[] = {1, 2, 3, 4, 5}; 26bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant const unsigned N = sizeof(a)/sizeof(a[0]); 27bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant std::valarray<T> v(a, N); 28bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant std::valarray<T> v2 = std::move(v); 29bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(v2.size() == N); 30bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(v.size() == 0); 31bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant for (int i = 0; i < v2.size(); ++i) 32bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(v2[i] == a[i]); 33bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant } 34bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant { 35bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant typedef double T; 36bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant T a[] = {1, 2.5, 3, 4.25, 5}; 37bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant const unsigned N = sizeof(a)/sizeof(a[0]); 38bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant std::valarray<T> v(a, N); 39bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant std::valarray<T> v2 = std::move(v); 40bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(v2.size() == N); 41bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(v.size() == 0); 42bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant for (int i = 0; i < v2.size(); ++i) 43bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(v2[i] == a[i]); 44bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant } 45bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant { 46bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant typedef std::valarray<double> T; 47bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant T a[] = {T(1), T(2), T(3), T(4), T(5)}; 48bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant const unsigned N = sizeof(a)/sizeof(a[0]); 49bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant std::valarray<T> v(a, N); 50bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant std::valarray<T> v2 = std::move(v); 51bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(v2.size() == N); 52bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(v.size() == 0); 53bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant for (int i = 0; i < N; ++i) 54bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant { 55bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(v2[i].size() == a[i].size()); 56bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant for (int j = 0; j < v2[i].size(); ++j) 57bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(v2[i][j] == a[i][j]); 58bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant } 59bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant } 6073d21a4f0774d3fadab98e690619a359cfb160a3Howard Hinnant#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 61bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant} 62