1//===----------------------------------------------------------------------===// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is dual licensed under the MIT and the University of Illinois Open 6// Source Licenses. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9 10// <valarray> 11 12// template<class T> class valarray; 13 14// valarray(const mask_array<value_type>& ma); 15 16#include <valarray> 17#include <cassert> 18 19int main() 20{ 21 int a1[] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15}; 22 const std::size_t N1 = sizeof(a1)/sizeof(a1[0]); 23 bool b[N1] = {true, false, false, true, true, false, 24 false, true, false, false, false, true}; 25 std::valarray<int> v1(a1, N1); 26 std::valarray<bool> vb(b, N1); 27 std::valarray<int> v2(v1[vb]); 28 assert(v2.size() == 5); 29 assert(v2[ 0] == 0); 30 assert(v2[ 1] == 3); 31 assert(v2[ 2] == 4); 32 assert(v2[ 3] == 7); 33 assert(v2[ 4] == 11); 34} 35