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revert: re PR libstdc++/49561 ([C++0x] std::list::size complexity)
2012-07-02 Paolo Carlini <paolo.carlini@oracle.com> Revert: 2011-10-04 Paolo Carlini <paolo.carlini@oracle.com> PR libstdc++/49561 * include/bits/stl_list.h (_List_base<>::_List_impl::_M_size): Add in C++0x mode. (_List_base<>::_List_impl, _List_base<>::_M_get_node, _List_base<>::_M_put_node, _List_base<>::_List_base(_List_base&&), list<>::size, list<>::swap, list<>::splice): Use it. (operator==(const list<>&, const list<>&)): Rewrite in C++0x mode. * include/bits/list.tcc (list<>::erase): Likewise. (list<>::merge): Adjust in C++0x mode. * testsuite/23_containers/list/requirements/dr438/assign_neg.cc: Adjust dg-error line number. * testsuite/23_containers/list/requirements/dr438/insert_neg.cc: Likewise. * testsuite/23_containers/list/requirements/dr438/ constructor_1_neg.cc: Likewise. * testsuite/23_containers/list/requirements/dr438/ constructor_2_neg.cc: Likewise. From-SVN: r189185
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Paolo Carlini
Paolo Carlini
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@ -1,3 +1,26 @@
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2012-07-02 Paolo Carlini <paolo.carlini@oracle.com>
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Revert:
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2011-10-04 Paolo Carlini <paolo.carlini@oracle.com>
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PR libstdc++/49561
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* include/bits/stl_list.h (_List_base<>::_List_impl::_M_size):
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Add in C++0x mode.
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(_List_base<>::_List_impl, _List_base<>::_M_get_node,
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_List_base<>::_M_put_node, _List_base<>::_List_base(_List_base&&),
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list<>::size, list<>::swap, list<>::splice): Use it.
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(operator==(const list<>&, const list<>&)): Rewrite in C++0x mode.
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* include/bits/list.tcc (list<>::erase): Likewise.
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(list<>::merge): Adjust in C++0x mode.
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* testsuite/23_containers/list/requirements/dr438/assign_neg.cc:
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Adjust dg-error line number.
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* testsuite/23_containers/list/requirements/dr438/insert_neg.cc:
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Likewise.
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* testsuite/23_containers/list/requirements/dr438/
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constructor_1_neg.cc: Likewise.
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* testsuite/23_containers/list/requirements/dr438/
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constructor_2_neg.cc: Likewise.
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2012-06-27 Benjamin Kosnik <bkoz@redhat.com>
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* include/bits/c++config: Remove __regex nested namespace.
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@ -1,7 +1,7 @@
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// List implementation (out of line) -*- C++ -*-
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// Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010,
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// 2011 Free Software Foundation, Inc.
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// 2011, 2012 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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@ -139,14 +139,14 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER
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list<_Tp, _Alloc>::
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resize(size_type __new_size)
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{
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if (__new_size > size())
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_M_default_append(__new_size - size());
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else if (__new_size < size())
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{
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iterator __i = begin();
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std::advance(__i, __new_size);
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erase(__i, end());
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}
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iterator __i = begin();
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size_type __len = 0;
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for (; __i != end() && __len < __new_size; ++__i, ++__len)
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;
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if (__len == __new_size)
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erase(__i, end());
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else // __i == end()
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_M_default_append(__new_size - __len);
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}
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template<typename _Tp, typename _Alloc>
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@ -154,14 +154,14 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER
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list<_Tp, _Alloc>::
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resize(size_type __new_size, const value_type& __x)
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{
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if (__new_size > size())
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insert(end(), __new_size - size(), __x);
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else if (__new_size < size())
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{
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iterator __i = begin();
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std::advance(__i, __new_size);
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erase(__i, end());
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}
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iterator __i = begin();
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size_type __len = 0;
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for (; __i != end() && __len < __new_size; ++__i, ++__len)
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;
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if (__len == __new_size)
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erase(__i, end());
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else // __i == end()
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insert(end(), __new_size - __len, __x);
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}
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#else
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template<typename _Tp, typename _Alloc>
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@ -312,11 +312,6 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER
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++__first1;
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if (__first2 != __last2)
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_M_transfer(__last1, __first2, __last2);
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#ifdef __GXX_EXPERIMENTAL_CXX0X__
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this->_M_impl._M_size += __x.size();
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__x._M_impl._M_size = 0;
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#endif
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}
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}
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@ -351,11 +346,6 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER
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++__first1;
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if (__first2 != __last2)
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_M_transfer(__last1, __first2, __last2);
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#ifdef __GXX_EXPERIMENTAL_CXX0X__
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this->_M_impl._M_size += __x.size();
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__x._M_impl._M_size = 0;
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#endif
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}
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}
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@ -313,10 +313,6 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER
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{
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__detail::_List_node_base _M_node;
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#ifdef __GXX_EXPERIMENTAL_CXX0X__
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size_t _M_size = 0;
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#endif
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_List_impl()
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: _Node_alloc_type(), _M_node()
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{ }
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@ -336,23 +332,12 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER
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_List_node<_Tp>*
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_M_get_node()
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{
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_List_node<_Tp>* __tmp = _M_impl._Node_alloc_type::allocate(1);
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#ifdef __GXX_EXPERIMENTAL_CXX0X__
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++_M_impl._M_size;
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#endif
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return __tmp;
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}
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{ return _M_impl._Node_alloc_type::allocate(1); }
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void
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_M_put_node(_List_node<_Tp>* __p)
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{
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_M_impl._Node_alloc_type::deallocate(__p, 1);
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#ifdef __GXX_EXPERIMENTAL_CXX0X__
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--_M_impl._M_size;
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#endif
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}
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{ _M_impl._Node_alloc_type::deallocate(__p, 1); }
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public:
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typedef _Alloc allocator_type;
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@ -386,7 +371,6 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER
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{
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_M_init();
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__detail::_List_node_base::swap(_M_impl._M_node, __x._M_impl._M_node);
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std::swap(_M_impl._M_size, __x._M_impl._M_size);
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}
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#endif
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@ -888,13 +872,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER
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/** Returns the number of elements in the %list. */
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size_type
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size() const _GLIBCXX_NOEXCEPT
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{
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#ifdef __GXX_EXPERIMENTAL_CXX0X__
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return this->_M_impl._M_size;
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#else
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return std::distance(begin(), end());
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#endif
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}
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{ return std::distance(begin(), end()); }
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/** Returns the size() of the largest possible %list. */
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size_type
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@ -1234,9 +1212,6 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER
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{
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__detail::_List_node_base::swap(this->_M_impl._M_node,
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__x._M_impl._M_node);
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#ifdef __GXX_EXPERIMENTAL_CXX0X__
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std::swap(this->_M_impl._M_size, __x._M_impl._M_size);
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#endif
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// _GLIBCXX_RESOLVE_LIB_DEFECTS
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// 431. Swapping containers with unequal allocators.
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@ -1281,11 +1256,6 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER
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_M_check_equal_allocators(__x);
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this->_M_transfer(__position, __x.begin(), __x.end());
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#ifdef __GXX_EXPERIMENTAL_CXX0X__
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this->_M_impl._M_size += __x.size();
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__x._M_impl._M_size = 0;
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#endif
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}
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}
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@ -1317,14 +1287,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER
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return;
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if (this != &__x)
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{
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_M_check_equal_allocators(__x);
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#ifdef __GXX_EXPERIMENTAL_CXX0X__
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++this->_M_impl._M_size;
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--__x._M_impl._M_size;
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#endif
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}
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_M_check_equal_allocators(__x);
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this->_M_transfer(__position, __i, __j);
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}
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@ -1359,15 +1322,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER
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if (__first != __last)
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{
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if (this != &__x)
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{
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_M_check_equal_allocators(__x);
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#ifdef __GXX_EXPERIMENTAL_CXX0X__
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const size_type __size = std::distance(__first, __last);
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this->_M_impl._M_size += __size;
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__x._M_impl._M_size -= __size;
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#endif
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}
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_M_check_equal_allocators(__x);
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this->_M_transfer(__position, __first, __last);
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}
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@ -1643,10 +1598,6 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER
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inline bool
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operator==(const list<_Tp, _Alloc>& __x, const list<_Tp, _Alloc>& __y)
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{
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#ifdef __GXX_EXPERIMENTAL_CXX0X__
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return (__x.size() == __y.size()
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&& std::equal(__x.begin(), __x.end(), __y.begin()));
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#else
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typedef typename list<_Tp, _Alloc>::const_iterator const_iterator;
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const_iterator __end1 = __x.end();
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const_iterator __end2 = __y.end();
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@ -1659,7 +1610,6 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER
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++__i2;
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}
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return __i1 == __end1 && __i2 == __end2;
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#endif
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}
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/**
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@ -18,7 +18,7 @@
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// <http://www.gnu.org/licenses/>.
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// { dg-do compile }
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// { dg-error "no matching" "" { target *-*-* } 1571 }
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// { dg-error "no matching" "" { target *-*-* } 1526 }
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#include <list>
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@ -18,7 +18,7 @@
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// <http://www.gnu.org/licenses/>.
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// { dg-do compile }
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// { dg-error "no matching" "" { target *-*-* } 1527 }
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// { dg-error "no matching" "" { target *-*-* } 1482 }
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#include <list>
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@ -18,7 +18,7 @@
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// <http://www.gnu.org/licenses/>.
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// { dg-do compile }
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// { dg-error "no matching" "" { target *-*-* } 1527 }
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// { dg-error "no matching" "" { target *-*-* } 1482 }
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#include <list>
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#include <utility>
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@ -18,7 +18,7 @@
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// <http://www.gnu.org/licenses/>.
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// { dg-do compile }
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// { dg-error "no matching" "" { target *-*-* } 1527 }
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// { dg-error "no matching" "" { target *-*-* } 1482 }
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#include <list>
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