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 mask_array<value_type>& ma); 15bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 16bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <valarray> 17bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <cassert> 18bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 19bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantint main() 20bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant{ 21bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant int a1[] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15}; 22bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant const std::size_t N1 = sizeof(a1)/sizeof(a1[0]); 23bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant bool b[N1] = {true, false, false, true, true, false, 24bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant false, true, false, false, false, true}; 25bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant std::valarray<int> v1(a1, N1); 26bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant std::valarray<bool> vb(b, N1); 27bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant std::valarray<int> v2(v1[vb]); 28bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(v2.size() == 5); 29bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(v2[ 0] == 0); 30bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(v2[ 1] == 3); 31bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(v2[ 2] == 4); 32bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(v2[ 3] == 7); 33bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(v2[ 4] == 11); 34bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant} 35