| //===----------------------------------------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // UNSUPPORTED: c++98, c++03 |
| |
| // <valarray> |
| |
| // template<class T> class valarray; |
| |
| // valarray(const valarray<value_type>& v); |
| |
| #include <valarray> |
| #include <utility> |
| #include <cassert> |
| #include <cstddef> |
| |
| #include "test_macros.h" |
| |
| int main(int, char**) |
| { |
| { |
| typedef int T; |
| T a[] = {1, 2, 3, 4, 5}; |
| const unsigned N = sizeof(a)/sizeof(a[0]); |
| std::valarray<T> v(a, N); |
| std::valarray<T> v2 = std::move(v); |
| assert(v2.size() == N); |
| assert(v.size() == 0); |
| for (std::size_t i = 0; i < v2.size(); ++i) |
| assert(v2[i] == a[i]); |
| } |
| { |
| typedef double T; |
| T a[] = {1, 2.5, 3, 4.25, 5}; |
| const unsigned N = sizeof(a)/sizeof(a[0]); |
| std::valarray<T> v(a, N); |
| std::valarray<T> v2 = std::move(v); |
| assert(v2.size() == N); |
| assert(v.size() == 0); |
| for (std::size_t i = 0; i < v2.size(); ++i) |
| assert(v2[i] == a[i]); |
| } |
| { |
| typedef std::valarray<double> T; |
| T a[] = {T(1), T(2), T(3), T(4), T(5)}; |
| const unsigned N = sizeof(a)/sizeof(a[0]); |
| std::valarray<T> v(a, N); |
| std::valarray<T> v2 = std::move(v); |
| assert(v2.size() == N); |
| assert(v.size() == 0); |
| for (unsigned i = 0; i < N; ++i) |
| { |
| assert(v2[i].size() == a[i].size()); |
| for (std::size_t j = 0; j < v2[i].size(); ++j) |
| assert(v2[i][j] == a[i][j]); |
| } |
| } |
| |
| return 0; |
| } |