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(const valarray<value_type>& v); 15 16 #include <valarray> 17 #include <utility> 18 #include <cassert> 19 20 int main() 21 { 22 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 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 std::valarray<T> v2 = std::move(v); 29 assert(v2.size() == N); 30 assert(v.size() == 0); 31 for (int 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> v(a, N); 39 std::valarray<T> v2 = std::move(v); 40 assert(v2.size() == N); 41 assert(v.size() == 0); 42 for (int i = 0; i < v2.size(); ++i) 43 assert(v2[i] == a[i]); 44 } 45 { 46 typedef std::valarray<double> T; 47 T a[] = {T(1), T(2), T(3), T(4), T(5)}; 48 const unsigned N = sizeof(a)/sizeof(a[0]); 49 std::valarray<T> v(a, N); 50 std::valarray<T> v2 = std::move(v); 51 assert(v2.size() == N); 52 assert(v.size() == 0); 53 for (int i = 0; i < N; ++i) 54 { 55 assert(v2[i].size() == a[i].size()); 56 for (int j = 0; j < v2[i].size(); ++j) 57 assert(v2[i][j] == a[i][j]); 58 } 59 } 60 #endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 61 } 62
