2019-05-17 François Dumont <fdumont@gcc.gnu.org>

	* include/bits/stl_deque.h
	(_Deque_iterator<>::__ptr_to): Remove, use std::__ptr_rebind.
	(_Deque_base(_Deque_base&&, const allocator_type&)): New.
	(_Deque_base::_Deque_impl_data): New.
	(_Deque_base::_Deque_impl): Inherit latter.
	(_Deque_base::_Deque_impl::_M_swap_data): Move...
	(_Deque_base::_Deque_impl_data::_M_swap_data): ... here.
	(_Deque_base::_Deque_impl()): Add noexcept qualification.
	(_Deque_base::_Deque_impl(_Deque_impl&&, _Tp_alloc_type&&)): New.
	(_Deque_base::_Deque_impl::_M_get_Tp_allocator()): Remove static_cast.
	(deque<>::deque()): Default.
	(deque<>::deque(deque&&)): Default.
	(deque<>::deque(deque&&, const allocator_type&, false_type)): New.
	(deque<>::deque(deque&&, const allocator_type&, true_type)): New.
	(deque<>::deque(deque&&, const allocator_type&)): Delegate to latters.
	(deque<>::deque<_It>(_It, _It, const allocator_type&)): Use
	_M_range_initialize.
	(deque<>::assign<_It>(_It, _It)): Use _M_assign_aux.
	(deque<>::resize(size_type, const value_type&)): Share a single
	implementation.
	(deque<>::insert<_It>(const_iterator, _It, _It)): Use
	_M_range_insert_aux.
	[__cplusplus >= 201103L](_M_initialize_dispatch): Remove.
	[__cplusplus >= 201103L](_M_assign_dispatch): Remove.
	[__cplusplus >= 201103L](_M_insert_dispatch): Remove.
	* testsuite/23_containers/deque/allocator/default_init.cc: New.

From-SVN: r271330

libstdc++-v3/ChangeLog

+2019-05-17  François Dumont  <fdumont@gcc.gnu.org>
+
+	* include/bits/stl_deque.h
+	(_Deque_iterator<>::__ptr_to): Remove, use std::__ptr_rebind.
+	(_Deque_base(_Deque_base&&, const allocator_type&)): New.
+	(_Deque_base::_Deque_impl_data): New.
+	(_Deque_base::_Deque_impl): Inherit latter.
+	(_Deque_base::_Deque_impl::_M_swap_data): Move...
+	(_Deque_base::_Deque_impl_data::_M_swap_data): ... here.
+	(_Deque_base::_Deque_impl()): Add noexcept qualification.
+	(_Deque_base::_Deque_impl(_Deque_impl&&, _Tp_alloc_type&&)): New.
+	(_Deque_base::_Deque_impl::_M_get_Tp_allocator()): Remove static_cast.
+	(deque<>::deque()): Default.
+	(deque<>::deque(deque&&)): Default.
+	(deque<>::deque(deque&&, const allocator_type&, false_type)): New.
+	(deque<>::deque(deque&&, const allocator_type&, true_type)): New.
+	(deque<>::deque(deque&&, const allocator_type&)): Delegate to latters.
+	(deque<>::deque<_It>(_It, _It, const allocator_type&)): Use
+	_M_range_initialize.
+	(deque<>::assign<_It>(_It, _It)): Use _M_assign_aux.
+	(deque<>::resize(size_type, const value_type&)): Share a single
+	implementation.
+	(deque<>::insert<_It>(const_iterator, _It, _It)): Use
+	_M_range_insert_aux.
+	[__cplusplus >= 201103L](_M_initialize_dispatch): Remove.
+	[__cplusplus >= 201103L](_M_assign_dispatch): Remove.
+	[__cplusplus >= 201103L](_M_insert_dispatch): Remove.
+	* testsuite/23_containers/deque/allocator/default_init.cc: New.
+
 2019-05-17  Jonathan Wakely  <jwakely@redhat.com>
 
 	PR libstdc++/90246

libstdc++-v3/testsuite/23_containers/deque/allocator/default_init.cc

+// Copyright (C) 2019 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library.  This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 3, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING3.  If not see
+// <http://www.gnu.org/licenses/>.
+
+// { dg-do run { target c++11 } }
+// { dg-options "-O0" }
+// { dg-xfail-run-if "PR c++/65816" { *-*-* } }
+
+#include <deque>
+#include <testsuite_hooks.h>
+#include <testsuite_allocator.h>
+
+#include <ext/aligned_buffer.h>
+
+using T = int;
+
+using __gnu_test::default_init_allocator;
+
+void test01()
+{
+  typedef default_init_allocator<T> alloc_type;
+  typedef std::deque<T, alloc_type> test_type;
+
+  __gnu_cxx::__aligned_buffer<test_type> buf;
+  __builtin_memset(buf._M_addr(), ~0, sizeof(test_type));
+
+  test_type *tmp = ::new(buf._M_addr()) test_type;
+
+  VERIFY( tmp->get_allocator().state == 0 );
+
+  tmp->~test_type();
+}
+
+void test02()
+{
+  typedef default_init_allocator<T> alloc_type;
+  typedef std::deque<T, alloc_type> test_type;
+
+  __gnu_cxx::__aligned_buffer<test_type> buf;
+  __builtin_memset(buf._M_addr(), ~0, sizeof(test_type));
+
+  test_type *tmp = ::new(buf._M_addr()) test_type();
+
+  VERIFY( tmp->get_allocator().state == 0 );
+
+  tmp->~test_type();
+}
+
+int main()
+{
+  test01();
+  test02();
+  return 0;
+}