-// -*- C++ -*- std header.
+// <deque> -*- C++ -*-
-// Copyright (C) 2001 Free Software Foundation, Inc.
+// Copyright (C) 2001-2020 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 2, or (at your option)
+// 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,
// 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 COPYING. If not, write to the Free
-// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
-// USA.
-
-// As a special exception, you may use this file as part of a free software
-// library without restriction. Specifically, if other files instantiate
-// templates or use macros or inline functions from this file, or you compile
-// this file and link it with other files to produce an executable, this
-// file does not by itself cause the resulting executable to be covered by
-// the GNU General Public License. This exception does not however
-// invalidate any other reasons why the executable file might be covered by
-// the GNU General Public License.
-
-#ifndef _CPP_DEQUE
-#include <bits/std_deque.h>
+// Under Section 7 of GPL version 3, you are granted additional
+// permissions described in the GCC Runtime Library Exception, version
+// 3.1, as published by the Free Software Foundation.
+
+// You should have received a copy of the GNU General Public License and
+// a copy of the GCC Runtime Library Exception along with this program;
+// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
+// <http://www.gnu.org/licenses/>.
+
+/*
+ *
+ * Copyright (c) 1994
+ * Hewlett-Packard Company
+ *
+ * Permission to use, copy, modify, distribute and sell this software
+ * and its documentation for any purpose is hereby granted without fee,
+ * provided that the above copyright notice appear in all copies and
+ * that both that copyright notice and this permission notice appear
+ * in supporting documentation. Hewlett-Packard Company makes no
+ * representations about the suitability of this software for any
+ * purpose. It is provided "as is" without express or implied warranty.
+ *
+ *
+ * Copyright (c) 1997
+ * Silicon Graphics Computer Systems, Inc.
+ *
+ * Permission to use, copy, modify, distribute and sell this software
+ * and its documentation for any purpose is hereby granted without fee,
+ * provided that the above copyright notice appear in all copies and
+ * that both that copyright notice and this permission notice appear
+ * in supporting documentation. Silicon Graphics makes no
+ * representations about the suitability of this software for any
+ * purpose. It is provided "as is" without express or implied warranty.
+ */
+
+/** @file include/deque
+ * This is a Standard C++ Library header.
+ */
+
+#ifndef _GLIBCXX_DEQUE
+#define _GLIBCXX_DEQUE 1
+
+#pragma GCC system_header
+
+#include <bits/stl_algobase.h>
+#if __cplusplus > 201703L
+# include <bits/stl_algo.h> // For remove and remove_if
+#endif // C++20
+#include <bits/allocator.h>
+#include <bits/stl_construct.h>
+#include <bits/stl_uninitialized.h>
+#include <bits/stl_deque.h>
+#include <bits/range_access.h>
+#include <bits/deque.tcc>
+
+#ifdef _GLIBCXX_DEBUG
+# include <debug/deque>
#endif
+
+#if __cplusplus >= 201703L
+namespace std _GLIBCXX_VISIBILITY(default)
+{
+_GLIBCXX_BEGIN_NAMESPACE_VERSION
+ namespace pmr
+ {
+ template<typename _Tp> class polymorphic_allocator;
+ template<typename _Tp>
+ using deque = std::deque<_Tp, polymorphic_allocator<_Tp>>;
+ } // namespace pmr
+_GLIBCXX_END_NAMESPACE_VERSION
+} // namespace std
+#endif // C++17
+
+#if __cplusplus > 201703L
+namespace std _GLIBCXX_VISIBILITY(default)
+{
+_GLIBCXX_BEGIN_NAMESPACE_VERSION
+
+#define __cpp_lib_erase_if 201900L
+
+ template<typename _Tp, typename _Alloc, typename _Predicate>
+ inline typename deque<_Tp, _Alloc>::size_type
+ erase_if(deque<_Tp, _Alloc>& __cont, _Predicate __pred)
+ {
+ const auto __osz = __cont.size();
+ __cont.erase(std::remove_if(__cont.begin(), __cont.end(), __pred),
+ __cont.end());
+ return __osz - __cont.size();
+ }
+
+ template<typename _Tp, typename _Alloc, typename _Up>
+ inline typename deque<_Tp, _Alloc>::size_type
+ erase(deque<_Tp, _Alloc>& __cont, const _Up& __value)
+ {
+ const auto __osz = __cont.size();
+ __cont.erase(std::remove(__cont.begin(), __cont.end(), __value),
+ __cont.end());
+ return __osz - __cont.size();
+ }
+_GLIBCXX_END_NAMESPACE_VERSION
+} // namespace std
+#endif // C++20
+
+#endif /* _GLIBCXX_DEQUE */
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