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& operator<<=(const valarray& v); 15 16#include <valarray> 17#include <cassert> 18#include <cstddef> 19 20int main() 21{ 22 { 23 typedef int T; 24 T a1[] = { 1, 2, 3, 4, 5}; 25 T a2[] = { 6, 7, 8, 9, 10}; 26 T a3[] = {64, 256, 768, 2048, 5120}; 27 const unsigned N = sizeof(a1)/sizeof(a1[0]); 28 std::valarray<T> v1(a1, N); 29 std::valarray<T> v2(a2, N); 30 std::valarray<T> v3(a3, N); 31 v1 <<= v2; 32 assert(v1.size() == v2.size()); 33 assert(v1.size() == v3.size()); 34 for (std::size_t i = 0; i < v1.size(); ++i) 35 assert(v1[i] == v3[i]); 36 } 37} 38