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> 15 // unspecified1 16 // begin(valarray<T>& v); 17 18 #include <valarray> 19 #include <cassert> 20 21 int main() 22 { 23 { 24 typedef int T; 25 T a[] = {1, 2, 3, 4, 5}; 26 const unsigned N = sizeof(a)/sizeof(a[0]); 27 std::valarray<T> v(a, N); 28 *begin(v) = 10; 29 assert(v[0] == 10); 30 } 31 } 32