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 // UNSUPPORTED: c++98, c++03 11 12 // <valarray> 13 14 // template<class T> class valarray; 15 16 // valarray& operator=(initializer_list<value_type> il); 17 18 #include <valarray> 19 #include <cassert> 20 #include <cstddef> 21 22 int main() 23 { 24 { 25 typedef int T; 26 T a[] = {1, 2, 3, 4, 5}; 27 const unsigned N = sizeof(a)/sizeof(a[0]); 28 std::valarray<T> v2; 29 v2 = {1, 2, 3, 4, 5}; 30 assert(v2.size() == N); 31 for (std::size_t i = 0; i < v2.size(); ++i) 32 assert(v2[i] == a[i]); 33 } 34 { 35 typedef double T; 36 T a[] = {1, 2.5, 3, 4.25, 5}; 37 const unsigned N = sizeof(a)/sizeof(a[0]); 38 std::valarray<T> v2; 39 v2 = {1, 2.5, 3, 4.25, 5}; 40 assert(v2.size() == N); 41 for (std::size_t i = 0; i < v2.size(); ++i) 42 assert(v2[i] == a[i]); 43 } 44 { 45 typedef std::valarray<double> T; 46 T a[] = {T(1), T(2), T(3), T(4), T(5)}; 47 const unsigned N = sizeof(a)/sizeof(a[0]); 48 std::valarray<T> v2(a, N-2); 49 v2 = {T(1), T(2), T(3), T(4), T(5)}; 50 assert(v2.size() == N); 51 for (unsigned i = 0; i < N; ++i) 52 { 53 assert(v2[i].size() == a[i].size()); 54 for (std::size_t j = 0; j < a[i].size(); ++j) 55 assert(v2[i][j] == a[i][j]); 56 } 57 } 58 } 59
