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 operator~() const; 15 16 #include <valarray> 17 #include <cassert> 18 #include <cstddef> 19 20 int main() 21 { 22 { 23 typedef int T; 24 T a[] = {1, 2, 3, 4, 5}; 25 const unsigned N = sizeof(a)/sizeof(a[0]); 26 std::valarray<T> v(a, N); 27 std::valarray<T> v2 = ~v; 28 assert(v2.size() == v.size()); 29 for (std::size_t i = 0; i < v2.size(); ++i) 30 assert(v2[i] == ~v[i]); 31 } 32 { 33 typedef std::valarray<int> T; 34 T a[] = {T(1), T(2), T(3), T(4), T(5)}; 35 const unsigned N = sizeof(a)/sizeof(a[0]); 36 std::valarray<T> v(a, N); 37 std::valarray<T> v2 = ~v; 38 assert(v2.size() == v.size()); 39 for (unsigned i = 0; i < N; ++i) 40 { 41 assert(v2[i].size() == v[i].size()); 42 for (std::size_t j = 0; j < v[i].size(); ++j) 43 assert(v2[i][j] == ~v[i][j]); 44 } 45 } 46 { 47 typedef int T; 48 T a[] = {1, 2, 3, 4, 5}; 49 const unsigned N = sizeof(a)/sizeof(a[0]); 50 std::valarray<T> v(a, N); 51 std::valarray<T> v2 = ~(v + v); 52 assert(v2.size() == v.size()); 53 for (std::size_t i = 0; i < v2.size(); ++i) 54 assert(v2[i] == ~(2*v[i])); 55 } 56 } 57