Move the flag btr_cur_print_record_ops behind #ifdef UNIV_DEBUG.
  Remove unused variable btr_cur_rnd.

Since UNLOCK TABLES will commit the transaction (and thus release
all InnoDB locks held by it), it is unnecessary to release the
user-requested table locks separately.

Enforce maximum char_length of UTF-8 data (Bug #10409).
Pad UTF-8 variable-length CHAR columns with 0x20.
Pad UCS2 CHAR columns with 0x0020 (Bug #10511).

rec_offs_nth_extern(): Return zero/nonzero instead of FALSE/TRUE.

Make rec_get_deleted_flag() return zero/nonzero instead of FALSE/TRUE.

  Add UNIV_LIKELY and UNIV_UNLIKELY hints.
  cmp_dtuple_rec_with_match(): Move condition outside loop.
  Reduce the number of comparisons per iteration.
mtr0mtr.c:
  mtr_memo_slot_release(): Add a UNIV_LIKELY hint.
  Simplify the preprocessor magic.
buf0buf.c:
  buf_page_optimistic_get_func(): Add UNIV_UNLIKELY hints.
  Introduce an exit_func label to remove duplicated error exits.

other rec_ functions based on OProfile measurements on GNU/Linux x86.

  Add UNIV_UNLIKELY hint.
lock0lock.c:
  Correct the prototypes of lock_deadlock_recursive() and
  lock_deadlock_occurs().
data0data.c:
  dtuple_convert_big_rec(): Add UNIV_UNLIKELY hint.
ha_innodb.cc:
  ha_innobase::write_row(): Correct the type of 'mode'.

  Add some UNIV_LIKELY and UNIV_UNLIKELY hints.
  dict_tree_copy_rec_order_prefix(): Add a UNIV_PREFETCH_R hint on rec.

  trx_is_interrupted(): Remove debug output.

DATA_MYSQL_LATIN1_SWEDISH_CHARSET_COLL a constant.

by copying only a prefix of the row that covers the requested
columns.

and __builtin_prefetch().
Add UNIV_LIKELY_NULL to if (heap) mem_free_heap(heap) tests.

MLOG_COMP_REC_SEC_DELETE_MARK with MLOG_REC_SEC_DELETE_MARK
in order to reduce the space occupied by the redo log.

into mysql.com:/home/pem/work/mysql-5.0

into mysql.com:/M50/mysql-5.0

into mysql.com:/home/psergey/mysql-5.0-look-range

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

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

  already (and that's the Makefile that acutally creates it)

into mysql.com:/home/psergey/mysql-4.1-look-range

minimum of lower bounds of two joined intervals.