1 files changed, 49 insertions, 3 deletions

diff --git a/libstdc++-v3/include/debug/deque b/libstdc++-v3/include/debug/deque
index 0c98006badb..31f708a9c9d 100644
--- a/libstdc++-v3/include/debug/deque
+++ b/libstdc++-v3/include/debug/deque
@@ -67,12 +67,24 @@ namespace __debug
       typedef std::reverse_iterator<const_iterator> const_reverse_iterator;
 
       // 23.2.1.1 construct/copy/destroy:
-      explicit deque(const _Allocator& __a = _Allocator())
+      explicit
+      deque(const _Allocator& __a = _Allocator())
       : _Base(__a) { }
 
-      explicit deque(size_type __n, const _Tp& __value = _Tp(),
-		     const _Allocator& __a = _Allocator())
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+      explicit
+      deque(size_type __n)
+      : _Base(__n) { }
+
+      deque(size_type __n, const _Tp& __value,
+	    const _Allocator& __a = _Allocator())
+      : _Base(__n, __value, __a) { }
+#else
+      explicit
+      deque(size_type __n, const _Tp& __value = _Tp(),
+	    const _Allocator& __a = _Allocator())
       : _Base(__n, __value, __a) { }
+#endif
 
       template<class _InputIterator>
         deque(_InputIterator __first, _InputIterator __last,
@@ -208,6 +220,39 @@ namespace __debug
       using _Base::size;
       using _Base::max_size;
 
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+      void
+      resize(size_type __sz)
+      {
+	typedef typename _Base::const_iterator _Base_const_iterator;
+	typedef __gnu_debug::_After_nth_from<_Base_const_iterator> _After_nth;
+
+	bool __invalidate_all = __sz > this->size();
+	if (__sz < this->size())
+	  this->_M_invalidate_if(_After_nth(__sz, _M_base().begin()));
+
+	_Base::resize(__sz);
+
+	if (__invalidate_all)
+	  this->_M_invalidate_all();
+      }
+
+      void
+      resize(size_type __sz, const _Tp& __c)
+      {
+	typedef typename _Base::const_iterator _Base_const_iterator;
+	typedef __gnu_debug::_After_nth_from<_Base_const_iterator> _After_nth;
+
+	bool __invalidate_all = __sz > this->size();
+	if (__sz < this->size())
+	  this->_M_invalidate_if(_After_nth(__sz, _M_base().begin()));
+
+	_Base::resize(__sz, __c);
+
+	if (__invalidate_all)
+	  this->_M_invalidate_all();
+      }
+#else
       void
       resize(size_type __sz, _Tp __c = _Tp())
       {
@@ -223,6 +268,7 @@ namespace __debug
 	if (__invalidate_all)
 	  this->_M_invalidate_all();
       }
+#endif
 
 #ifdef __GXX_EXPERIMENTAL_CXX0X__
       using _Base::shrink_to_fit;