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 // <memory> 11 12 // template <class OuterAlloc, class... InnerAllocs> 13 // class scoped_allocator_adaptor 14 15 // scoped_allocator_adaptor(const scoped_allocator_adaptor& other); 16 17 #include <scoped_allocator> 18 #include <cassert> 19 20 #include "allocators.h" 21 22 int main() 23 { 24 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 25 26 { 27 typedef std::scoped_allocator_adaptor<A1<int>> A; 28 A a1(A1<int>(3)); 29 A1<int>::copy_called = false; 30 A1<int>::move_called = false; 31 A a2 = a1; 32 assert(A1<int>::copy_called == true); 33 assert(A1<int>::move_called == false); 34 assert(a2 == a1); 35 } 36 { 37 typedef std::scoped_allocator_adaptor<A1<int>, A2<int>> A; 38 A a1(A1<int>(4), A2<int>(5)); 39 A1<int>::copy_called = false; 40 A1<int>::move_called = false; 41 A2<int>::copy_called = false; 42 A2<int>::move_called = false; 43 A a2 = a1; 44 assert(A1<int>::copy_called == true); 45 assert(A1<int>::move_called == false); 46 assert(A2<int>::copy_called == true); 47 assert(A2<int>::move_called == false); 48 assert(a2 == a1); 49 } 50 { 51 typedef std::scoped_allocator_adaptor<A1<int>, A2<int>, A3<int>> A; 52 A a1(A1<int>(4), A2<int>(5), A3<int>(6)); 53 A1<int>::copy_called = false; 54 A1<int>::move_called = false; 55 A2<int>::copy_called = false; 56 A2<int>::move_called = false; 57 A3<int>::copy_called = false; 58 A3<int>::move_called = false; 59 A a2 = a1; 60 assert(A1<int>::copy_called == true); 61 assert(A1<int>::move_called == false); 62 assert(A2<int>::copy_called == true); 63 assert(A2<int>::move_called == false); 64 assert(A3<int>::copy_called == true); 65 assert(A3<int>::move_called == false); 66 assert(a2 == a1); 67 } 68 69 #endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 70 } 71
