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