Reproduced in 5.0.16-nt. Tested to work in 5.0.20
  

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

If the WHERE condition of a query contained an ORed FALSE term
then the set of tables whose rows cannot serve for null complements
in outer joins was determined incorrectly. It resulted in blocking 
possible conversions of outer joins into joins for such queries.

tables corrupt triggers".

It turned out that we also have relied at certain places that
(new_table != table_name) were always true on Windows and for transactional
tables. Since our fix for the bug brakes this assumption we have to add new
flag to pass this information around.
This code needs to be refactored but I dare not to do this in 5.0.

into  mysql.com:/home/dlenev/mysql-5.0-bg18153

into  neptunus.(none):/home/msvensson/mysql/mysql-5.0

into  mysql.com:/home/dlenev/mysql-5.0-bg18153

triggers".

Applying ALTER/OPTIMIZE/REPAIR TABLE statements to transactional table or to
table of any type on Windows caused disappearance of its triggers.
Bug was introduced in 5.0.19 by my fix for bug #13525 "Rename table does not
keep info of triggers" (see comment for sql_table.cc for more info).
.

into  mysql.com:/usr/local/home/marty/MySQL/mysql-5.0

Apparently libtool isn't properly setup on all our build hosts.

into  shellback.(none):/home/msvensson/mysql/mysql-5.0

Concat type+idx to get a unique gdbinit filename

into  shellback.(none):/home/msvensson/mysql/mysql-5.0

  If CYBOZU defined, set character sets etc

Touchups

into  shellback.(none):/home/msvensson/mysql/mysql-5.0

Post review fix of Bug#17431 INSERT IGNORE INTO returns failed: 1296: err 4350 'Transaction already aborted', shared locking is sufficient

into  mysql.com:/usr/home/ram/work/mysql-5.0

Add support for debuggers and impove support for valgrind

Makes it easier to see what happened before the failure

into  mysql.com:/usr/home/bar/mysql-5.0

into  mysql.com:/usr/home/bar/mysql-4.1.b15376

into  mysql.com:/users/lthalmann/bk/mysql-5.0

  Bug##15376
  After merge fix: removing redundant macros.

Mergeing changes into 5.0

  Removing duplicate old definition.
  After merge fix for bug#15375