1 //===----------------------------------------------------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 // <valarray> 10 11 // template<class T> class valarray; 12 13 // valarray operator~() const; 14 15 #include <valarray> 16 #include <cassert> 17 #include <cstddef> 18 19 int main() 20 { 21 { 22 typedef int T; 23 T a[] = {1, 2, 3, 4, 5}; 24 const unsigned N = sizeof(a)/sizeof(a[0]); 25 std::valarray<T> v(a, N); 26 std::valarray<T> v2 = ~v; 27 assert(v2.size() == v.size()); 28 for (std::size_t i = 0; i < v2.size(); ++i) 29 assert(v2[i] == ~v[i]); 30 } 31 { 32 typedef std::valarray<int> T; 33 T a[] = {T(1), T(2), T(3), T(4), T(5)}; 34 const unsigned N = sizeof(a)/sizeof(a[0]); 35 std::valarray<T> v(a, N); 36 std::valarray<T> v2 = ~v; 37 assert(v2.size() == v.size()); 38 for (unsigned i = 0; i < N; ++i) 39 { 40 assert(v2[i].size() == v[i].size()); 41 for (std::size_t j = 0; j < v[i].size(); ++j) 42 assert(v2[i][j] == ~v[i][j]); 43 } 44 } 45 { 46 typedef int T; 47 T a[] = {1, 2, 3, 4, 5}; 48 const unsigned N = sizeof(a)/sizeof(a[0]); 49 std::valarray<T> v(a, N); 50 std::valarray<T> v2 = ~(v + v); 51 assert(v2.size() == v.size()); 52 for (std::size_t i = 0; i < v2.size(); ++i) 53 assert(v2[i] == ~(2*v[i])); 54 } 55 } 56