// class template array -*- C++ -*-
-// Copyright (C) 2007 Free Software Foundation, Inc.
+// Copyright (C) 2007, 2008, 2009 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, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
-// USA.
+// 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.
-// 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.
+// 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/>.
/** @file tr1_impl/array
* This is an internal header file, included by other library headers.
{
_GLIBCXX_BEGIN_NAMESPACE_TR1
- /// @brief struct array [6.2.2].
- /// NB: Requires complete type _Tp.
+ /**
+ * @brief A standard container for storing a fixed size sequence of elements.
+ *
+ * @ingroup sequences
+ *
+ * Meets the requirements of a <a href="tables.html#65">container</a>, a
+ * <a href="tables.html#66">reversible container</a>, and a
+ * <a href="tables.html#67">sequence</a>.
+ *
+ * Sets support random access iterators.
+ *
+ * @param Tp Type of element. Required to be a complete type.
+ * @param N Number of elements.
+ */
template<typename _Tp, std::size_t _Nm>
struct array
{
typedef std::reverse_iterator<const_iterator> const_reverse_iterator;
// Support for zero-sized arrays mandatory.
- value_type _M_instance[_Nm ? _Nm : 1] __attribute__((__aligned__));
+ value_type _M_instance[_Nm ? _Nm : 1];
// No explicit construct/copy/destroy for aggregate type.
- void
+ void
+#ifdef _GLIBCXX_INCLUDE_AS_CXX0X
+ // DR 776.
+ fill(const value_type& __u)
+#else
assign(const value_type& __u)
+#endif
{ std::fill_n(begin(), size(), __u); }
- void
+ void
swap(array& __other)
{ std::swap_ranges(begin(), end(), __other.begin()); }
{ return const_iterator(&_M_instance[0]); }
iterator
- end()
+ end()
{ return iterator(&_M_instance[_Nm]); }
const_iterator
rend() const
{ return const_reverse_iterator(begin()); }
+#ifdef _GLIBCXX_INCLUDE_AS_CXX0X
+ const_iterator
+ cbegin() const
+ { return const_iterator(&_M_instance[0]); }
+
+ const_iterator
+ cend() const
+ { return const_iterator(&_M_instance[_Nm]); }
+
+ const_reverse_iterator
+ crbegin() const
+ { return const_reverse_iterator(end()); }
+
+ const_reverse_iterator
+ crend() const
+ { return const_reverse_iterator(begin()); }
+#endif
+
// Capacity.
size_type
size() const { return _Nm; }
reference
at(size_type __n)
- {
- _M_check<_Nm>(__n);
+ {
+ if (__builtin_expect(__n >= _Nm, false))
+ std::__throw_out_of_range(__N("array::at"));
return _M_instance[__n];
}
const_reference
at(size_type __n) const
{
- _M_check<_Nm>(__n);
+ if (__builtin_expect(__n >= _Nm, false))
+ std::__throw_out_of_range(__N("array::at"));
return _M_instance[__n];
}
const _Tp*
data() const
{ return &_M_instance[0]; }
-
- private:
- template<std::size_t _Mm>
- typename __gnu_cxx::__enable_if<_Mm, void>::__type
- _M_check(size_type __n) const
- {
- if (__builtin_expect(__n >= _Mm, false))
- std::__throw_out_of_range(__N("array::_M_check"));
- }
-
- // Avoid "unsigned comparison with zero" warnings.
- template<std::size_t _Mm>
- typename __gnu_cxx::__enable_if<!_Mm, void>::__type
- _M_check(size_type) const
- { std::__throw_out_of_range(__N("array::_M_check")); }
};
// Array comparisons.
{ std::swap_ranges(__one.begin(), __one.end(), __two.begin()); }
// Tuple interface to class template array [6.2.2.5].
- template<typename _Tp> class tuple_size;
- template<int _Int, typename _Tp> class tuple_element;
+
+ /// tuple_size
+ template<typename _Tp>
+ class tuple_size;
+
+ /// tuple_element
+#ifdef _GLIBCXX_INCLUDE_AS_CXX0X
+ template<std::size_t _Int, typename _Tp>
+#else
+ template<int _Int, typename _Tp>
+#endif
+ class tuple_element;
template<typename _Tp, std::size_t _Nm>
struct tuple_size<array<_Tp, _Nm> >
+#ifdef _GLIBCXX_INCLUDE_AS_CXX0X
+ { static const std::size_t value = _Nm; };
+#else
{ static const int value = _Nm; };
+#endif
template<typename _Tp, std::size_t _Nm>
- const int tuple_size<array<_Tp, _Nm> >::value;
-
+#ifdef _GLIBCXX_INCLUDE_AS_CXX0X
+ const std::size_t
+#else
+ const int
+#endif
+ tuple_size<array<_Tp, _Nm> >::value;
+
+#ifdef _GLIBCXX_INCLUDE_AS_CXX0X
+ template<std::size_t _Int, typename _Tp, std::size_t _Nm>
+#else
template<int _Int, typename _Tp, std::size_t _Nm>
+#endif
struct tuple_element<_Int, array<_Tp, _Nm> >
{ typedef _Tp type; };
+#ifdef _GLIBCXX_INCLUDE_AS_CXX0X
+ template<std::size_t _Int, typename _Tp, std::size_t _Nm>
+#else
template<int _Int, typename _Tp, std::size_t _Nm>
+#endif
inline _Tp&
get(array<_Tp, _Nm>& __arr)
{ return __arr[_Int]; }
+#ifdef _GLIBCXX_INCLUDE_AS_CXX0X
+ template<std::size_t _Int, typename _Tp, std::size_t _Nm>
+#else
template<int _Int, typename _Tp, std::size_t _Nm>
+#endif
inline const _Tp&
get(const array<_Tp, _Nm>& __arr)
{ return __arr[_Int]; }