Merge 4.1 to 5.0

BitKeeper/etc/ignore:
  auto-union
BitKeeper/etc/logging_ok:
  auto-union
configure.in:
  Auto merged
client/mysql.cc:
  Auto merged
client/mysqltest.c:
  Auto merged
include/my_global.h:
  Auto merged
include/my_pthread.h:
  Auto merged
include/mysql_com.h:
  Auto merged
libmysql/libmysql.c:
  Auto merged
myisam/mi_check.c:
  Auto merged
myisam/myisamchk.c:
  Auto merged
myisam/myisamdef.h:
  Auto merged
myisam/sort.c:
  Auto merged
mysql-test/install_test_db.sh:
  Auto merged
mysql-test/r/subselect.result:
  Auto merged
mysql-test/r/symlink.result:
  Auto merged
mysql-test/t/subselect.test:
  Auto merged
sql/ha_innodb.cc:
  Auto merged
sql/ha_myisam.cc:
  Auto merged
sql/handler.cc:
  Auto merged
sql/handler.h:
  Auto merged
sql/item.cc:
  Auto merged
sql/item.h:
  Auto merged
sql/item_cmpfunc.cc:
  Auto merged
sql/item_func.cc:
  Auto merged
sql/log.cc:
  Auto merged
sql/mysql_priv.h:
  Auto merged
sql/mysqld.cc:
  Auto merged
sql/opt_range.cc:
  Auto merged
sql/protocol.cc:
  Auto merged
sql/protocol.h:
  Auto merged
sql/protocol_cursor.cc:
  Auto merged
sql/repl_failsafe.cc:
  Auto merged
sql/set_var.cc:
  Auto merged
sql/sql_acl.cc:
  Auto merged
sql/sql_base.cc:
  Auto merged
sql/sql_class.h:
  Auto merged
sql/sql_db.cc:
  Auto merged
sql/sql_derived.cc:
  Auto merged
sql/sql_error.cc:
  Auto merged
sql/sql_insert.cc:
  Auto merged
sql/sql_lex.cc:
  Auto merged
sql/sql_lex.h:
  Auto merged
sql/sql_list.h:
  Auto merged
sql/sql_parse.cc:
  Auto merged
sql/sql_prepare.cc:
  Auto merged
sql/sql_repl.cc:
  Auto merged
sql/sql_select.cc:
  Auto merged
sql/sql_select.h:
  Auto merged
sql/sql_show.cc:
  Auto merged
sql/sql_table.cc:
  Auto merged
sql/sql_test.cc:
  Auto merged
sql/sql_update.cc:
  Auto merged
sql/sql_yacc.yy:
  Auto merged

1 files changed, 2 insertions, 2 deletions

diff --git a/sql/sql_bitmap.h b/sql/sql_bitmap.h
index e5e50c180bf..0274cd700da 100644
--- a/sql/sql_bitmap.h
+++ b/sql/sql_bitmap.h
@@ -29,7 +29,7 @@ template <uint default_width> class Bitmap
 public:
   Bitmap() { init(); }
   Bitmap(Bitmap& from) { *this=from; }
-  Bitmap(uint prefix_to_set) { init(prefix_to_set); }
+  explicit Bitmap(uint prefix_to_set) { init(prefix_to_set); }
   void init() { bitmap_init(&map, buffer, default_width, 0); }
   void init(uint prefix_to_set) { init(); set_prefix(prefix_to_set); }
   uint length() const { return default_width; }
@@ -91,7 +91,7 @@ template <> class Bitmap<64>
   ulonglong map;
 public:
   Bitmap<64>() { }
-  Bitmap<64>(uint prefix_to_set) { set_prefix(prefix_to_set); }
+  explicit Bitmap<64>(uint prefix_to_set) { set_prefix(prefix_to_set); }
   void init() { }
   void init(uint prefix_to_set) { set_prefix(prefix_to_set); }
   uint length() const { return 64; }