71 lines
1.9 KiB
C++
71 lines
1.9 KiB
C++
// { dg-do compile }
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// { dg-options "-std=gnu++11" }
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// Copyright (C) 2013-2015 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 3, or (at your option)
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// any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING3. If not see
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// <http://www.gnu.org/licenses/>.
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#include <memory>
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#include <utility>
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#include <deque>
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#include <iterator>
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template <class T>
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struct MyAllocator
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{
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std::allocator<T> base;
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typedef T value_type;
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// FIXME: these types shouldn't be required.
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typedef T* pointer;
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typedef const T* const_pointer;
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typedef T& reference;
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typedef const T& const_reference;
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template <typename U>
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struct rebind
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{ typedef MyAllocator<U> other; };
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MyAllocator() = default;
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template <class U>
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MyAllocator(const MyAllocator<U>& other) : base(other.base) {}
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T* allocate(std::size_t n) { return base.allocate(n); }
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void deallocate(T* p, std::size_t n) { return base.deallocate(p, n); }
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template <class U, class... Args>
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void construct(U* p, Args&&... args)
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{
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::new (static_cast<void*>(p)) U(std::forward<Args>(args)...);
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}
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};
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struct A
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{
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private:
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friend class MyAllocator<A>;
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A(int value) : value(value) {}
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int value;
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public:
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A() : value() {}
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int get() const { return value; }
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};
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void foo()
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{
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std::deque<A, MyAllocator<A>> v1;
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const int i = 1;
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v1.emplace_back(i); // OK
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std::deque<A, MyAllocator<A>> v2(std::istream_iterator<int>(), {}); // ERROR
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}
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