149edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org//===----------------------------------------------------------------------===// 249edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org// 349edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org// The LLVM Compiler Infrastructure 449edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org// 549edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org// This file is dual licensed under the MIT and the University of Illinois Open 649edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org// Source Licenses. See LICENSE.TXT for details. 749edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org// 849edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org//===----------------------------------------------------------------------===// 949edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org 1049edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org// <valarray> 1149edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org 1249edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org// template<class T> class valarray; 1349edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org 1449edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org// valarray& operator=(const mask_array<value_type>& ma); 1549edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org 1649edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org#include <valarray> 1749edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org#include <cassert> 1849edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org 1949edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.orgint main() 2049edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org{ 2149edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org int a1[] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15}; 2249edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org const std::size_t N1 = sizeof(a1)/sizeof(a1[0]); 2349edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org bool b[N1] = {true, false, false, true, true, false, 2449edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org false, true, false, false, false, true}; 2549edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org std::valarray<int> v1(a1, N1); 2649edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org std::valarray<bool> vb(b, N1); 2749edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org std::valarray<int> v2(5); 2849edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org v2 = v1[vb]; 2949edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org assert(v2.size() == 5); 3049edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org assert(v2[ 0] == 0); 3149edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org assert(v2[ 1] == 3); 3249edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org assert(v2[ 2] == 4); 3349edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org assert(v2[ 3] == 7); 3449edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org assert(v2[ 4] == 11); 3549edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org} 3649edbdf52640c88918f8e6638ab4965819eb1dfekmillikin@chromium.org