[gcc] GCC 4.5.0=>4.5.1

gcc/libstdc++-v3/include/ext/pb_ds/detail/gp_hash_table_map_/gp_ht_map_.hpp

Index: gcc/libstdc++-v3/include/ext/pb_ds/detail/gp_hash_table_map_/gp_ht_map_.hpp
diff --git a/gcc/libstdc++-v3/include/ext/pb_ds/detail/gp_hash_table_map_/gp_ht_map_.hpp b/gcc/libstdc++-v3/include/ext/pb_ds/detail/gp_hash_table_map_/gp_ht_map_.hpp
deleted file mode 100644
index 4741afec0904ec663426709ce5432bcdd9e35770..0000000000000000000000000000000000000000
--- a/gcc/libstdc++-v3/include/ext/pb_ds/detail/gp_hash_table_map_/gp_ht_map_.hpp
+++ /dev/null
@@ -1,677 +0,0 @@
-// -*- C++ -*-
-
-// Copyright (C) 2005, 2006, 2007, 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 3, or (at your option) any later
-// version.
-
-// This library is distributed in the hope that it will be useful, but
-// WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-// General Public License for more details.
-
-// 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) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
-
-// Permission to use, copy, modify, sell, and distribute this software
-// is hereby granted without fee, provided that the above copyright
-// notice appears in all copies, and that both that copyright notice
-// and this permission notice appear in supporting documentation. None
-// of the above authors, nor IBM Haifa Research Laboratories, make any
-// representation about the suitability of this software for any
-// purpose. It is provided "as is" without express or implied
-// warranty.
-
-/**
- * @file gp_ht_map_.hpp
- * Contains an implementation class for gp_ht_map_.
- */
-
-#include <ext/pb_ds/tag_and_trait.hpp>
-#include <ext/pb_ds/detail/hash_fn/ranged_probe_fn.hpp>
-#include <ext/pb_ds/detail/types_traits.hpp>
-#include <ext/pb_ds/exception.hpp>
-#include <ext/pb_ds/detail/eq_fn/hash_eq_fn.hpp>
-#include <utility>
-#ifdef PB_DS_HT_MAP_TRACE_
-#include <iostream>
-#endif 
-#ifdef _GLIBCXX_DEBUG
-#include <ext/pb_ds/detail/debug_map_base.hpp>
-#endif
-#include <debug/debug.h>
-
-namespace __gnu_pbds
-{
-  namespace detail
-  {
-#define PB_DS_CLASS_T_DEC \
-    template<typename Key, typename Mapped, typename Hash_Fn, typename Eq_Fn, \
-	     typename Allocator, bool Store_Hash, typename Comb_Probe_Fn, \
-	     typename Probe_Fn,	typename Resize_Policy>
-
-#ifdef PB_DS_DATA_TRUE_INDICATOR
-#define PB_DS_CLASS_NAME gp_ht_map_data_
-#endif
-
-#ifdef PB_DS_DATA_FALSE_INDICATOR
-#define PB_DS_CLASS_NAME gp_ht_map_no_data_
-#endif 
-
-#define PB_DS_CLASS_C_DEC \
-    PB_DS_CLASS_NAME<Key, Mapped, Hash_Fn, Eq_Fn, Allocator,	\
-		     Store_Hash, Comb_Probe_Fn, Probe_Fn, Resize_Policy>
-
-#define PB_DS_HASH_EQ_FN_C_DEC \
-    hash_eq_fn<Key, Eq_Fn, Allocator, Store_Hash>
-
-#define PB_DS_RANGED_PROBE_FN_C_DEC \
-    ranged_probe_fn<Key, Hash_Fn, Allocator, Comb_Probe_Fn, Probe_Fn, Store_Hash>
-
-#define PB_DS_TYPES_TRAITS_C_DEC \
-    types_traits<Key, Mapped, Allocator, Store_Hash>
-
-#ifdef _GLIBCXX_DEBUG
-#define PB_DS_DEBUG_MAP_BASE_C_DEC \
-    debug_map_base<Key, Eq_Fn, typename Allocator::template rebind<Key>::other::const_reference>
-#endif 
-
-#ifdef PB_DS_DATA_TRUE_INDICATOR
-#define PB_DS_V2F(X) (X).first
-#define PB_DS_V2S(X) (X).second
-#endif 
-
-#ifdef PB_DS_DATA_FALSE_INDICATOR
-#define PB_DS_V2F(X) (X)
-#define PB_DS_V2S(X) Mapped()
-#endif 
-
-    template<typename Key,
-	     typename Mapped,
-	     typename Hash_Fn,
-	     typename Eq_Fn,
-	     typename Allocator,
-	     bool Store_Hash,
-	     typename Comb_Probe_Fn,
-	     typename Probe_Fn,
-	     typename Resize_Policy>
-    class PB_DS_CLASS_NAME :
-#ifdef _GLIBCXX_DEBUG
-      protected PB_DS_DEBUG_MAP_BASE_C_DEC,
-#endif 
-      public PB_DS_HASH_EQ_FN_C_DEC,
-      public Resize_Policy,
-      public PB_DS_RANGED_PROBE_FN_C_DEC,
-      public PB_DS_TYPES_TRAITS_C_DEC
-    {
-    private:
-      typedef PB_DS_TYPES_TRAITS_C_DEC traits_base;
-      typedef typename traits_base::value_type value_type_;
-      typedef typename traits_base::pointer pointer_;
-      typedef typename traits_base::const_pointer const_pointer_;
-      typedef typename traits_base::reference reference_;
-      typedef typename traits_base::const_reference const_reference_;
-      typedef typename traits_base::comp_hash comp_hash;
-
-      enum entry_status
-	{
-	  empty_entry_status,
-	  valid_entry_status,
-	  erased_entry_status
-	} __attribute__ ((packed));
-
-      struct entry : public traits_base::stored_value_type
-      {
-	entry_status m_stat;
-      };
-
-      typedef typename Allocator::template rebind<entry>::other entry_allocator;
-      typedef typename entry_allocator::pointer entry_pointer;
-      typedef typename entry_allocator::const_pointer const_entry_pointer;
-      typedef typename entry_allocator::reference entry_reference;
-      typedef typename entry_allocator::const_reference const_entry_reference;
-      typedef typename entry_allocator::pointer entry_array;
-
-      typedef PB_DS_RANGED_PROBE_FN_C_DEC ranged_probe_fn_base;
-
-#ifdef _GLIBCXX_DEBUG
-      typedef PB_DS_DEBUG_MAP_BASE_C_DEC debug_base;
-#endif 
-
-      typedef PB_DS_HASH_EQ_FN_C_DEC hash_eq_fn_base;
-      typedef Resize_Policy resize_base;
-
-#define PB_DS_GEN_POS typename Allocator::size_type
-
-#include <ext/pb_ds/detail/unordered_iterator/const_point_iterator.hpp>
-#include <ext/pb_ds/detail/unordered_iterator/point_iterator.hpp>
-#include <ext/pb_ds/detail/unordered_iterator/const_iterator.hpp>
-#include <ext/pb_ds/detail/unordered_iterator/iterator.hpp>
-
-#undef PB_DS_GEN_POS
-
-    public:
-      typedef Allocator allocator_type;
-      typedef typename Allocator::size_type size_type;
-      typedef typename Allocator::difference_type difference_type;
-      typedef Hash_Fn hash_fn;
-      typedef Eq_Fn eq_fn;
-      typedef Probe_Fn probe_fn;
-      typedef Comb_Probe_Fn comb_probe_fn;
-      typedef Resize_Policy resize_policy;
-
-      enum
-	{
-	  store_hash = Store_Hash
-	};
-
-      typedef typename traits_base::key_type key_type;
-      typedef typename traits_base::key_pointer key_pointer;
-      typedef typename traits_base::const_key_pointer const_key_pointer;
-      typedef typename traits_base::key_reference key_reference;
-      typedef typename traits_base::const_key_reference const_key_reference;
-      typedef typename traits_base::mapped_type mapped_type;
-      typedef typename traits_base::mapped_pointer mapped_pointer;
-      typedef typename traits_base::const_mapped_pointer const_mapped_pointer;
-      typedef typename traits_base::mapped_reference mapped_reference;
-      typedef typename traits_base::const_mapped_reference const_mapped_reference;
-      typedef typename traits_base::value_type value_type;
-      typedef typename traits_base::pointer pointer;
-      typedef typename traits_base::const_pointer const_pointer;
-      typedef typename traits_base::reference reference;
-      typedef typename traits_base::const_reference const_reference;
-
-#ifdef PB_DS_DATA_TRUE_INDICATOR
-      typedef point_iterator_ point_iterator;
-#endif 
-
-#ifdef PB_DS_DATA_FALSE_INDICATOR
-      typedef const_point_iterator_ point_iterator;
-#endif 
-
-      typedef const_point_iterator_ const_point_iterator;
-
-#ifdef PB_DS_DATA_TRUE_INDICATOR
-      typedef iterator_ iterator;
-#endif 
-
-#ifdef PB_DS_DATA_FALSE_INDICATOR
-      typedef const_iterator_ iterator;
-#endif 
-
-      typedef const_iterator_ const_iterator;
-
-      PB_DS_CLASS_NAME();
-
-      PB_DS_CLASS_NAME(const PB_DS_CLASS_C_DEC&);
-
-      PB_DS_CLASS_NAME(const Hash_Fn&);
-
-      PB_DS_CLASS_NAME(const Hash_Fn&, const Eq_Fn&);
-
-      PB_DS_CLASS_NAME(const Hash_Fn&, const Eq_Fn&, const Comb_Probe_Fn&);
-
-      PB_DS_CLASS_NAME(const Hash_Fn&, const Eq_Fn&, const Comb_Probe_Fn&, 
-		       const Probe_Fn&);
-
-      PB_DS_CLASS_NAME(const Hash_Fn&, const Eq_Fn&, const Comb_Probe_Fn&, 
-		       const Probe_Fn&, const Resize_Policy&);
-
-      template<typename It>
-      void
-      copy_from_range(It first_it, It last_it);
-
-      virtual
-      ~PB_DS_CLASS_NAME();
-
-      void
-      swap(PB_DS_CLASS_C_DEC& other);
-
-      inline size_type
-      size() const;
-
-      inline size_type
-      max_size() const;
-
-      inline bool
-      empty() const;
-
-      Hash_Fn& 
-      get_hash_fn();
-
-      const Hash_Fn& 
-      get_hash_fn() const;
-
-      Eq_Fn& 
-      get_eq_fn();
-
-      const Eq_Fn& 
-      get_eq_fn() const;
-
-      Probe_Fn& 
-      get_probe_fn();
-
-      const Probe_Fn& 
-      get_probe_fn() const;
-
-      Comb_Probe_Fn& 
-      get_comb_probe_fn();
-
-      const Comb_Probe_Fn& 
-      get_comb_probe_fn() const;
-
-      Resize_Policy& 
-      get_resize_policy();
-
-      const Resize_Policy& 
-      get_resize_policy() const;
-
-      inline std::pair<point_iterator, bool>
-      insert(const_reference r_val)
-      {
-	_GLIBCXX_DEBUG_ONLY(PB_DS_CLASS_C_DEC::assert_valid();)
-        return insert_imp(r_val, traits_base::m_store_extra_indicator);
-      }
-
-      inline mapped_reference
-      operator[](const_key_reference r_key)
-      {
-#ifdef PB_DS_DATA_TRUE_INDICATOR
-	return subscript_imp(r_key, traits_base::m_store_extra_indicator);
-#else 
-	insert(r_key);
-        return traits_base::s_null_mapped;
-#endif
-      }
-
-      inline point_iterator
-      find(const_key_reference r_key);
-
-      inline const_point_iterator
-      find(const_key_reference r_key) const;
-
-      inline point_iterator
-      find_end();
-
-      inline const_point_iterator
-      find_end() const;
-
-      inline bool
-      erase(const_key_reference r_key);
-
-      template<typename Pred>
-      inline size_type
-      erase_if(Pred prd);
-
-      void
-      clear();
-
-      inline iterator
-      begin();
-
-      inline const_iterator
-      begin() const;
-
-      inline iterator
-      end();
-
-      inline const_iterator
-      end() const;
-
-#ifdef _GLIBCXX_DEBUG
-      void
-      assert_valid() const;
-#endif 
-
-#ifdef PB_DS_HT_MAP_TRACE_
-      void
-      trace() const;
-#endif 
-
-    private:
-#ifdef PB_DS_DATA_TRUE_INDICATOR
-      friend class iterator_;
-#endif 
-
-      friend class const_iterator_;
-
-      void
-      deallocate_all();
-
-      void
-      initialize();
-
-      void
-      erase_all_valid_entries(entry_array, size_type);
-
-      inline bool
-      do_resize_if_needed();
-
-      inline void
-      do_resize_if_needed_no_throw();
-
-      void
-      resize_imp(size_type);
-
-      virtual void
-      do_resize(size_type);
-
-      void
-      resize_imp(entry_array, size_type);
-
-      inline void
-      resize_imp_reassign(entry_pointer, entry_array, false_type);
-
-      inline void
-      resize_imp_reassign(entry_pointer, entry_array, true_type);
-
-      inline size_type
-      find_ins_pos(const_key_reference, false_type);
-
-      inline comp_hash
-      find_ins_pos(const_key_reference, true_type);
-
-      inline std::pair<point_iterator, bool>
-      insert_imp(const_reference, false_type);
-
-      inline std::pair<point_iterator, bool>
-      insert_imp(const_reference, true_type);
-
-      inline pointer
-      insert_new_imp(const_reference r_val, size_type pos)
-      {
-	_GLIBCXX_DEBUG_ASSERT(m_entries[pos].m_stat != valid_entry_status);
-
-	if (do_resize_if_needed())
-	  pos = find_ins_pos(PB_DS_V2F(r_val),
-			     traits_base::m_store_extra_indicator);
-
-	_GLIBCXX_DEBUG_ASSERT(m_entries[pos].m_stat != valid_entry_status);
-
-	entry* const p_e = m_entries + pos;
-	new (&p_e->m_value) value_type(r_val);
-	p_e->m_stat = valid_entry_status;
-	resize_base::notify_inserted(++m_num_used_e);
-
-	_GLIBCXX_DEBUG_ONLY(debug_base::insert_new(PB_DS_V2F(p_e->m_value));)
-
-	_GLIBCXX_DEBUG_ONLY(assert_valid();)
-	return &p_e->m_value;
-      }
-
-      inline pointer
-      insert_new_imp(const_reference r_val, comp_hash& r_pos_hash_pair)
-      {
-	_GLIBCXX_DEBUG_ASSERT(m_entries[r_pos_hash_pair.first].m_stat !=
-			 valid_entry_status);
-
-	if (do_resize_if_needed())
-	  r_pos_hash_pair = find_ins_pos(PB_DS_V2F(r_val),
-					 traits_base::m_store_extra_indicator);
-
-	_GLIBCXX_DEBUG_ASSERT(m_entries[r_pos_hash_pair.first].m_stat !=
-			      valid_entry_status);
-
-	entry* const p_e = m_entries + r_pos_hash_pair.first;
-	new (&p_e->m_value) value_type(r_val);
-	p_e->m_hash = r_pos_hash_pair.second;
-	p_e->m_stat = valid_entry_status;
-
-	resize_base::notify_inserted(++m_num_used_e);
-
-	_GLIBCXX_DEBUG_ONLY(debug_base::insert_new(PB_DS_V2F(p_e->m_value));)
-
-	_GLIBCXX_DEBUG_ONLY(assert_valid();)
-	return &p_e->m_value;
-      }
-
-#ifdef PB_DS_DATA_TRUE_INDICATOR
-      inline mapped_reference
-      subscript_imp(const_key_reference key, false_type)
-      {
-	_GLIBCXX_DEBUG_ONLY(assert_valid();)
-
-	const size_type pos = find_ins_pos(key, 
-					 traits_base::m_store_extra_indicator);
-
-	entry_pointer p_e = &m_entries[pos];
-	if (p_e->m_stat != valid_entry_status)
-	  return insert_new_imp(value_type(key, mapped_type()), pos)->second;
-
-	_GLIBCXX_DEBUG_ONLY(debug_base::check_key_exists(key);)	  
-	return p_e->m_value.second;
-      }
-
-      inline mapped_reference
-      subscript_imp(const_key_reference key, true_type)
-      {
-	_GLIBCXX_DEBUG_ONLY(assert_valid();)
-
-	comp_hash pos_hash_pair =
-	  find_ins_pos(key, traits_base::m_store_extra_indicator);
-
-	if (m_entries[pos_hash_pair.first].m_stat != valid_entry_status)
-	  return insert_new_imp(value_type(key, mapped_type()),
-				 pos_hash_pair)->second;
-
-	_GLIBCXX_DEBUG_ONLY(debug_base::check_key_exists(key));
-	return (m_entries + pos_hash_pair.first)->m_value.second;
-      }
-#endif
-
-      inline pointer
-      find_key_pointer(const_key_reference key, false_type)
-      {
-	const size_type hash = ranged_probe_fn_base::operator()(key);
-	size_type i;
-	resize_base::notify_find_search_start();
-
-	// Loop until entry is found or until all possible entries accessed.
-	for (i = 0; i < m_num_e; ++i)
-	  {
-	    const size_type pos = ranged_probe_fn_base::operator()(key, hash, i);
-
-	    entry* const p_e = m_entries + pos;
-	    switch (p_e->m_stat)
-	      {
-	      case empty_entry_status:
-		{
-		  resize_base::notify_find_search_end();
-		  _GLIBCXX_DEBUG_ONLY(debug_base::check_key_does_not_exist(key);)
-
-		    return NULL;
-		}
-		break;
-	      case valid_entry_status:
-		if (hash_eq_fn_base::operator()(PB_DS_V2F(p_e->m_value), key))
-		  {
-		    resize_base::notify_find_search_end();
-		    _GLIBCXX_DEBUG_ONLY(debug_base::check_key_exists(key);)
-
-		    return pointer(&p_e->m_value);
-		  }
-		break;
-	      case erased_entry_status:
-		break;
-	      default:
-		_GLIBCXX_DEBUG_ASSERT(0);
-	      };
-
-	    resize_base::notify_find_search_collision();
-	  }
-
-	_GLIBCXX_DEBUG_ONLY(debug_base::check_key_does_not_exist(key);)
-	resize_base::notify_find_search_end();
-	return NULL;
-      }
-
-      inline pointer
-      find_key_pointer(const_key_reference key, true_type)
-      {
-	comp_hash pos_hash_pair = ranged_probe_fn_base::operator()(key);
-	size_type i;
-	resize_base::notify_find_search_start();
-
-	// Loop until entry is found or until all possible entries accessed.
-	for (i = 0; i < m_num_e; ++i)
-	  {
-	    const size_type pos =
-	      ranged_probe_fn_base::operator()(key, pos_hash_pair.second, i);
-
-	    entry* const p_e = m_entries + pos;
-
-	    switch(p_e->m_stat)
-	      {
-	      case empty_entry_status:
-		{
-		  resize_base::notify_find_search_end();
-		  _GLIBCXX_DEBUG_ONLY(debug_base::check_key_does_not_exist(key);)
-
-		  return NULL;
-		}
-		break;
-	      case valid_entry_status:
-		if (hash_eq_fn_base::operator()(PB_DS_V2F(p_e->m_value),
-						p_e->m_hash,
-						key, pos_hash_pair.second))
-		  {
-		    resize_base::notify_find_search_end();
-		    _GLIBCXX_DEBUG_ONLY(debug_base::check_key_exists(key);)
-		    return pointer(&p_e->m_value);
-		  }
-		break;
-	      case erased_entry_status:
-		break;
-	      default:
-		_GLIBCXX_DEBUG_ASSERT(0);
-	      };
-
-	    resize_base::notify_find_search_collision();
-	  }
-
-	_GLIBCXX_DEBUG_ONLY(debug_base::check_key_does_not_exist(key);)
-	resize_base::notify_find_search_end();
-	return NULL;
-      }
-
-      inline bool
-      erase_imp(const_key_reference, true_type);
-
-      inline bool
-      erase_imp(const_key_reference, false_type);
-
-      inline void
-      erase_entry(entry_pointer p_e);
-
-#ifdef PB_DS_DATA_TRUE_INDICATOR
-      void
-      inc_it_state(pointer& r_p_value, size_type& r_pos) const
-      { inc_it_state((const_mapped_pointer& )r_p_value, r_pos); }
-#endif 
-
-      void
-      inc_it_state(const_pointer& r_p_value, size_type& r_pos) const
-      {
-	_GLIBCXX_DEBUG_ASSERT(r_p_value != NULL);
-	for (++r_pos; r_pos < m_num_e; ++r_pos)
-	  {
-	    const_entry_pointer p_e =& m_entries[r_pos];
-	    if (p_e->m_stat == valid_entry_status)
-	      {
-		r_p_value =& p_e->m_value;
-		return;
-	      }
-	  }
-	r_p_value = NULL;
-      }
-
-      void
-      get_start_it_state(const_pointer& r_p_value, size_type& r_pos) const
-      {
-	for (r_pos = 0; r_pos < m_num_e; ++r_pos)
-	  {
-	    const_entry_pointer p_e = &m_entries[r_pos];
-	    if (p_e->m_stat == valid_entry_status)
-	      {
-		r_p_value = &p_e->m_value;
-		return;
-	      }
-	  }
-	r_p_value = NULL;
-      }
-
-      void
-      get_start_it_state(pointer& r_p_value, size_type& r_pos)
-      {
-	for (r_pos = 0; r_pos < m_num_e; ++r_pos)
-	  {
-	    entry_pointer p_e = &m_entries[r_pos];
-	    if (p_e->m_stat == valid_entry_status)
-	      {
-		r_p_value = &p_e->m_value;
-		return;
-	      }
-	  }
-	r_p_value = NULL;
-      }
-
-#ifdef _GLIBCXX_DEBUG
-      void
-      assert_entry_array_valid(const entry_array, false_type) const;
-
-      void
-      assert_entry_array_valid(const entry_array, true_type) const;
-#endif 
-
-      static entry_allocator 	s_entry_allocator;
-      static iterator 		s_end_it;
-      static const_iterator 	s_const_end_it;
-
-      size_type 		m_num_e;
-      size_type 		m_num_used_e;
-      entry_pointer 		m_entries;
-
-      enum
-	{
-	  store_hash_ok = !Store_Hash 
-	                  || !is_same<Hash_Fn, __gnu_pbds::null_hash_fn>::value
-	};
-
-      PB_DS_STATIC_ASSERT(sth, store_hash_ok);
-    };
-
-#include <ext/pb_ds/detail/gp_hash_table_map_/constructor_destructor_fn_imps.hpp>
-#include <ext/pb_ds/detail/gp_hash_table_map_/find_fn_imps.hpp>
-#include <ext/pb_ds/detail/gp_hash_table_map_/resize_fn_imps.hpp>
-#include <ext/pb_ds/detail/gp_hash_table_map_/debug_fn_imps.hpp>
-#include <ext/pb_ds/detail/gp_hash_table_map_/info_fn_imps.hpp>
-#include <ext/pb_ds/detail/gp_hash_table_map_/policy_access_fn_imps.hpp>
-#include <ext/pb_ds/detail/gp_hash_table_map_/erase_fn_imps.hpp>
-#include <ext/pb_ds/detail/gp_hash_table_map_/iterator_fn_imps.hpp>
-#include <ext/pb_ds/detail/gp_hash_table_map_/insert_fn_imps.hpp>
-#include <ext/pb_ds/detail/gp_hash_table_map_/trace_fn_imps.hpp>
-
-#undef PB_DS_CLASS_T_DEC
-#undef PB_DS_CLASS_C_DEC
-#undef PB_DS_HASH_EQ_FN_C_DEC
-#undef PB_DS_RANGED_PROBE_FN_C_DEC
-#undef PB_DS_TYPES_TRAITS_C_DEC
-#undef PB_DS_DEBUG_MAP_BASE_C_DEC
-#undef PB_DS_CLASS_NAME
-#undef PB_DS_V2F
-#undef PB_DS_V2S
-
-  } // namespace detail
-} // namespace __gnu_pbds
-