We need every instruction to have its own arena, because we want to
  track instruction's state (INITIALIZED_FOR_SP -> EXECUTED). Because of 
  `if' statements and other conditional instructions used in stored 
  procedures, not every instruction of a stored procedure gets executed 
  during the first (or even subsequent) execution of the procedure. 
  So it's better if we track the execution state of every instruction 
  independently.
  All instructions of a given procedure now also share sp_head's 
  mem_root, but keep their own free_list.
  This simplifies juggling with free Item lists in sp_head::execute.
- free_items() moved to be a member of Query_arena. 
- logic of 'backup_arena' debug member of Query_arena has been
  changed to support
  multi-backups. Until now, TRUE 'backup_arena' meant that there is
  exactly one active backup of the THD arena. Now it means simply that
  the arena is used for backup, so that we can't accidentally overwrite an 
  existing backup. This allows doing multiple backups, e.g. in
  sp_head::execute and Cursor::fetch, when THD arena is already backed up
  but we want to set yet another arena (usually the 'permanent' arena,
  to save permanent transformations/optimizations of a parsed tree).


sql/sp_head.cc:
  - use Query_arena support in sp_head::execute() as now sp_instr inherites
    from it.
sql/sp_head.h:
  - inherite sp_instr from Query_arena
sql/sql_class.cc:
  - changed the principle of Query_arena::backup_arena; free_items is now
    a member of Query_arena.
sql/sql_class.h:
  - changed the principle of Query_arena::backup_arena; free_items is now
    a member of Query_arena.
sql/sql_prepare.cc:
  free_items() is now a member of Query_arena.
sql/sql_select.cc:
  free_items() now automatically sets free_list to zero.

into mysql.com:/home/svoj/devel/mysql/mysql-5.0.9

into rurik.mysql.com:/home/igor/mysql-5.0

  Identation correction.


sql/opt_range.cc:
  Identation correction.

into mysql.com:/space/my/mysql-5.0-build

into rurik.mysql.com:/home/igor/dev/mysql-5.0-0


sql/opt_range.cc:
  Auto merged

into mysql.com:/home/psergey/mysql-5.0-back-vac-look


sql/opt_range.cc:
  Auto merged

Fix for "multiple definition of __cxa_pure_virtual" link failure
when compiling with icc.


extra/yassl/taocrypt/include/runtime.hpp:
  Do not define __cxa_pure_virtual for ICC.
  Fixes "multiple definition of __cxa_pure_virtual" link failure on production.

into mysql.com:/space/my/mysql-5.0.8-clone

BitKeeper/deleted/.del-generate-flag-images~f77476753fff8186:
  Delete: Docs/Support/generate-flag-images
Docs/Makefile.am:
  - fixed node names for the new info file
Docs/Support/generate-text-files.pl:
  - stop printing if the index was reached

  Fixed buf #11487.
  Added a call of  QUICK_RANGE_SELECT::init to the
  QUICK_RANGE_SELECT::reset method. Without it the second
  evaluation of a subquery employing the range access failed.
subselect.result, subselect.test:
  Added a test case for bug #11487.


mysql-test/t/subselect.test:
  Added a test case for bug #11487.
mysql-test/r/subselect.result:
  Added a test case for bug #11487.
sql/opt_range.cc:
  Fixed buf #11487.
  Added a call of  QUICK_RANGE_SELECT::init to the
  QUICK_RANGE_SELECT::reset method. Without it the second
  evaluation of a subquery employing the range access failed.

into mdk10.(none):/home/reggie/bk/mysql-5.0-base


mysys/my_access.c:
  Auto merged

into moonbone.local:/work/mysql-5.0-merge

  Fix for bugfix #9728 merge


sql/sql_base.cc:
  Fix for bugfix #9728 merge
mysql-test/t/insert_update.test:
  Fix for bugfix #9728 merge
mysql-test/r/insert_update.result:
  Fix for bugfix #9728 merge

mysql-test/r/insert_select.result:
  Auto merged
mysql-test/t/insert_select.test:
  Auto merged
sql/item.cc:
  Auto merged
sql/item.h:
  Auto merged
sql/sql_base.cc:
  Manual merge
sql/sql_parse.cc:
  Manual merge
sql/sql_yacc.yy:
  Manual merge

into radha.local:/Volumes/disk2s1/mysql-5.0

sql/sql_class.cc:
  Statement constructor for the case when it's used for backup only
  was removed.
sql/sql_class.h:
  Remove THD::stmt_backup and simplify Statement constructors.
sql/sql_prepare.cc:
  Use an object on stack instead of THD::stmt_backup
sql/sql_select.cc:
  Use an object on stack instead of THD::stmt_backup

into mdk10.(none):/home/reggie/bk/bug9148

into moonbone.local:/work/mysql-4.1-bug-8147

  Fix for fix for bug#9728 decreased functionality in "on duplicate key update"
  Have to return false to set flag for whole expression.


sql/item.h:
  Fix for fix for bug#9728 decreased functionality in "on duplicate key update"
  Have to return false to set flag for whole expression.

into radha.local:/Volumes/disk2s1/mysql-5.0

sql/ha_federated.cc:
  Added auto-reconnect to allow foreign server restarts.

  Add a slave when running the federated test case


mysql-test/lib/mtr_cases.pl:
  Add a slave when running the federated test case

into  mysql.com:/Users/emurphy/src/bk-clean/mysql-5.0


mysql-test/mysql-test-run.pl:
  Auto merged

into  mysql.com:/Users/emurphy/src/bk-clean/mysql-5.0


mysql-test/mysql-test-run.pl:
  Auto merged

  Bug#11481, set charset directory to mysqlbinlog


mysql-test/mysql-test-run.pl:
  Bug#11481, set charset directory to mysqlbinlog

into  mysql.com:/Users/emurphy/src/bk-clean/mysql-5.0


mysql-test/mysql-test-run.pl:
  Auto merged
sql/sql_parse.cc:
  SCCS merged

into mysql.com:/Users/kent/mysql/bk/mysql-5.0


mysql-test/mysql-test-run.pl:
  Auto merged

into  mysql.com:/Users/emurphy/src/bk-clean/mysql-5.0

into mysql.com:/home/psergey/mysql-5.0-bug8441

into  mysql.com:/Users/emurphy/src/bk-clean/mysql-5.0


sql/sql_parse.cc:
  Manual merge

mysql-test/r/insert_select.result:
  Auto merged
mysql-test/t/insert_select.test:
  Auto merged

into mysql.com:/home/psergey/mysql-5.0-bug8441

into mysql.com:/mnt/archive/svoj/mysql/mysql-5.0

configure.in:
  Move AR guessing to misc.m4.

into hundin.mysql.fi:/home/marko/mysql-5.0-current

into mysql.com:/opt/local/work/mysql-5.0-10736-new


sql/sql_class.cc:
  Auto merged
sql/sql_select.cc:
  Auto merged

into mysql.com:/space/my/mysql-4.1

into mysql.com:/home/svoj/devel/mysql/yassl-mysql-5.0