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 // void resize(size_t n, value_type x = value_type()); 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 const unsigned N1 = sizeof(a1)/sizeof(a1[0]); 25 std::valarray<T> v1(a1, N1); 26 v1.resize(8); 27 assert(v1.size() == 8); 28 for (int i = 0; i < v1.size(); ++i) 29 assert(v1[i] == 0); 30 v1.resize(0); 31 assert(v1.size() == 0); 32 v1.resize(80); 33 assert(v1.size() == 80); 34 for (int i = 0; i < v1.size(); ++i) 35 assert(v1[i] == 0); 36 v1.resize(40); 37 assert(v1.size() == 40); 38 for (int i = 0; i < v1.size(); ++i) 39 assert(v1[i] == 0); 40 } 41 } 42
