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//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// <forward_list>
// template <class T, class Allocator = allocator<T>>
// class forward_list
// {
// public:
// typedef T value_type;
// typedef Allocator allocator_type;
//
// typedef value_type& reference;
// typedef const value_type& const_reference;
// typedef typename allocator_traits<allocator_type>::pointer pointer;
// typedef typename allocator_traits<allocator_type>::const_pointer const_pointer;
// typedef typename allocator_traits<allocator_type>::size_type size_type;
// typedef typename allocator_traits<allocator_type>::difference_type difference_type;
// ...
// };
#include <forward_list>
#include <type_traits>
#include "min_allocator.h"
struct A { std::forward_list<A> v; }; // incomplete type support
int main()
{
{
typedef std::forward_list<char> C;
static_assert((std::is_same<C::value_type, char>::value), "");
static_assert((std::is_same<C::allocator_type, std::allocator<char> >::value), "");
static_assert((std::is_same<C::reference, char&>::value), "");
static_assert((std::is_same<C::const_reference, const char&>::value), "");
static_assert((std::is_same<C::pointer, char*>::value), "");
static_assert((std::is_same<C::const_pointer, const char*>::value), "");
static_assert((std::is_same<C::size_type, std::size_t>::value), "");
static_assert((std::is_same<C::difference_type, std::ptrdiff_t>::value), "");
static_assert((std::is_signed<typename C::difference_type>::value), "");
static_assert((std::is_unsigned<typename C::size_type>::value), "");
static_assert((std::is_same<typename C::difference_type,
typename std::iterator_traits<typename C::iterator>::difference_type>::value), "");
static_assert((std::is_same<typename C::difference_type,
typename std::iterator_traits<typename C::const_iterator>::difference_type>::value), "");
}
#if TEST_STD_VER >= 11
{
typedef std::forward_list<char, min_allocator<char>> C;
static_assert((std::is_same<C::value_type, char>::value), "");
static_assert((std::is_same<C::allocator_type, min_allocator<char> >::value), "");
static_assert((std::is_same<C::reference, char&>::value), "");
static_assert((std::is_same<C::const_reference, const char&>::value), "");
static_assert((std::is_same<C::pointer, min_pointer<char>>::value), "");
static_assert((std::is_same<C::const_pointer, min_pointer<const char>>::value), "");
// min_allocator doesn't have a size_type, so one gets synthesized
static_assert((std::is_same<C::size_type, std::make_unsigned<C::difference_type>::type>::value), "");
static_assert((std::is_same<C::difference_type, std::ptrdiff_t>::value), "");
static_assert((std::is_signed<typename C::difference_type>::value), "");
static_assert((std::is_unsigned<typename C::size_type>::value), "");
static_assert((std::is_same<typename C::difference_type,
typename std::iterator_traits<typename C::iterator>::difference_type>::value), "");
static_assert((std::is_same<typename C::difference_type,
typename std::iterator_traits<typename C::const_iterator>::difference_type>::value), "");
}
#endif
}
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