Merge sanja.is.com.ua:/home/bell/mysql/bk/mysql-5.0

into sanja.is.com.ua:/home/bell/mysql/bk/work-bug3-5.0


sql/sql_class.h:
  Auto merged

1 files changed, 10 insertions, 3 deletions

diff --git a/sql/sql_class.h b/sql/sql_class.h
index 31cc38fd8c5..1f232b9ca21 100644
--- a/sql/sql_class.h
+++ b/sql/sql_class.h
@@ -663,7 +663,10 @@ public:
   Item *free_list;
   MEM_ROOT *mem_root;                   // Pointer to current memroot
 #ifndef DBUG_OFF
-  bool backup_arena;
+  bool is_backup_arena; /* True if this arena is used for backup. */
+#define INIT_ARENA_DBUG_INFO is_backup_arena= 0
+#else 
+#define INIT_ARENA_DBUG_INFO  
 #endif
   enum enum_state
   {
@@ -681,12 +684,14 @@ public:
 
   Query_arena(MEM_ROOT *mem_root_arg, enum enum_state state_arg) :
     free_list(0), mem_root(mem_root_arg), state(state_arg)
-  {}
+  { INIT_ARENA_DBUG_INFO; }
   /*
     This constructor is used only when Query_arena is created as
     backup storage for another instance of Query_arena.
   */
-  Query_arena() {};
+  Query_arena() { INIT_ARENA_DBUG_INFO; }
+
+#undef INIT_ARENA_DBUG_INFO
   virtual Type type() const;
   virtual ~Query_arena() {};
 
@@ -726,6 +731,8 @@ public:
   void set_n_backup_item_arena(Query_arena *set, Query_arena *backup);
   void restore_backup_item_arena(Query_arena *set, Query_arena *backup);
   void set_item_arena(Query_arena *set);
+
+  void free_items();
 };