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 // <queue> 11 12 // template <class Alloc> 13 // queue(queue&& q, const Alloc& a); 14 15 #include <queue> 16 #include <cassert> 17 18 #include "../../../test_allocator.h" 19 #include "../../../MoveOnly.h" 20 21 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 22 23 template <class C> 24 C 25 make(int n) 26 { 27 C c; 28 for (int i = 0; i < n; ++i) 29 c.push_back(MoveOnly(i)); 30 return c; 31 } 32 33 typedef std::deque<MoveOnly, test_allocator<MoveOnly> > C; 34 35 template <class T> 36 struct test 37 : public std::queue<T, C> 38 { 39 typedef std::queue<T, C> base; 40 typedef test_allocator<MoveOnly> allocator_type; 41 typedef typename base::container_type container_type; 42 43 explicit test(const allocator_type& a) : base(a) {} 44 test(const container_type& c, const allocator_type& a) : base(c, a) {} 45 test(container_type&& c, const allocator_type& a) : base(std::move(c), a) {} 46 test(test&& q, const allocator_type& a) : base(std::move(q), a) {} 47 allocator_type get_allocator() {return this->c.get_allocator();} 48 }; 49 50 #endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 51 52 int main() 53 { 54 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 55 test<MoveOnly> q(make<C>(5), test_allocator<MoveOnly>(4)); 56 test<MoveOnly> q2(std::move(q), test_allocator<MoveOnly>(5)); 57 assert(q2.get_allocator() == test_allocator<MoveOnly>(5)); 58 assert(q2.size() == 5); 59 #endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 60 } 61