Revert revision 247926.

From-SVN: r247998

libstdc++-v3/ChangeLog

@@ -12,10 +12,6 @@
 	(_Rb_tree_impl<>): Remove _Is_pod_comparator
 	template parameter.
 
-	* include/debug/safe_container.h [_GLIBCXX_USE_CXX11_ABI]
-	(_Safe_container<>): Remove _IsCxx11AllocatorAware template parameter.
-	* include/debug/string: Adapt.
-
 	* include/debug/formatter.h [_GLIBCXX_INLINE_VERSION]
 	(__gnu_debug::_Error_formatter::_Parameter::_M_print_field): Remove.
 	(__gnu_debug::_Error_formatter::_Parameter::_M_print_description):

libstdc++-v3/include/debug/safe_container.h

@@ -36,12 +36,8 @@ namespace __gnu_debug
   /// Safe class dealing with some allocator dependent operations.
   template<typename _SafeContainer,
 	   typename _Alloc,
-	   template<typename> class _SafeBase
-#if _GLIBCXX_USE_CXX11_ABI
-	   >
-#else
-	   , bool _IsCxx11AllocatorAware = true>
-#endif
+	   template<typename> class _SafeBase,
+	   bool _IsCxx11AllocatorAware = true>
     class _Safe_container
     : public _SafeBase<_SafeContainer>
     {
@@ -86,10 +82,8 @@ namespace __gnu_debug
       {
 	__glibcxx_check_self_move_assign(__x);
 
-#  if !_GLIBCXX_USE_CXX11_ABI
 	if (_IsCxx11AllocatorAware)
 	  {
-#  endif
 	    typedef __gnu_cxx::__alloc_traits<_Alloc> _Alloc_traits;
 
 	    bool __xfer_memory = _Alloc_traits::_S_propagate_on_move_assign()
@@ -98,11 +92,9 @@ namespace __gnu_debug
 	      _Base::_M_swap(__x);
 	    else
 	      this->_M_invalidate_all();
-#  if !_GLIBCXX_USE_CXX11_ABI
 	  }
 	else
 	  _Base::_M_swap(__x);
-#  endif
 
 	__x._M_invalidate_all();
 	return *this;
@@ -111,9 +103,7 @@ namespace __gnu_debug
       void
       _M_swap(_Safe_container& __x) noexcept
       {
-#  if !_GLIBCXX_USE_CXX11_ABI
 	if (_IsCxx11AllocatorAware)
-#  endif
 	  {
 	    typedef __gnu_cxx::__alloc_traits<_Alloc> _Alloc_traits;
 

libstdc++-v3/include/debug/string

@@ -44,20 +44,13 @@ template<typename _CharT, typename _Traits = std::char_traits<_CharT>,
   class basic_string
   : public __gnu_debug::_Safe_container<
       basic_string<_CharT, _Traits, _Allocator>,
-#if _GLIBCXX_USE_CXX11_ABI
-      _Allocator, _Safe_sequence>,
-#else
-      _Allocator, _Safe_sequence, false>,
-#endif
+      _Allocator, _Safe_sequence, bool(_GLIBCXX_USE_CXX11_ABI)>,
     public std::basic_string<_CharT, _Traits, _Allocator>
   {
     typedef std::basic_string<_CharT, _Traits, _Allocator>	_Base;
     typedef __gnu_debug::_Safe_container<
-#if _GLIBCXX_USE_CXX11_ABI
-      basic_string, _Allocator, _Safe_sequence> _Safe;
-#else
-      basic_string, _Allocator, _Safe_sequence, false> _Safe;
-#endif
+      basic_string, _Allocator, _Safe_sequence, bool(_GLIBCXX_USE_CXX11_ABI)>
+      _Safe;
 
   public:
     // types: