merge with 4.1

BitKeeper/etc/ignore:
  auto-union
BitKeeper/etc/logging_ok:
  auto-union
client/mysql.cc:
  Auto merged
client/mysqldump.c:
  Auto merged
innobase/dict/dict0dict.c:
  Auto merged
innobase/fil/fil0fil.c:
  Auto merged
innobase/row/row0sel.c:
  Auto merged
mysql-test/r/select_found.result:
  Auto merged
mysql-test/r/type_set.result:
  Auto merged
mysys/default.c:
  Auto merged
sql/field.h:
  Auto merged
sql/item_cmpfunc.cc:
  Auto merged
sql/mysqld.cc:
  Auto merged
sql/sql_db.cc:
  Auto merged
sql/sql_insert.cc:
  Auto merged
sql/sql_lex.h:
  Auto merged
sql/sql_repl.cc:
  Auto merged
sql/sql_select.cc:
  Auto merged
strings/ctype-simple.c:
  Auto merged
include/mysql_com.h:
  Merge
sql/filesort.cc:
  merge

1 files changed, 1 insertions, 6 deletions

diff --git a/sql/filesort.cc b/sql/filesort.cc
index 57ac113cfd5..a98806f9577 100644
--- a/sql/filesort.cc
+++ b/sql/filesort.cc
@@ -1201,12 +1201,7 @@ sortlength(SORT_FIELD *sortorder, uint s_length, bool *multi_byte_charset)
       else
       {
 	sortorder->length=sortorder->field->pack_length();
-        /*
-          We must test cmp_type() to ensure that ENUM and SET are sorted
-          as numbers
-        */
-	if (use_strnxfrm((cs=sortorder->field->charset())) &&
-            sortorder->field->cmp_type() == STRING_RESULT)
+	if (use_strnxfrm((cs=sortorder->field->sort_charset())))
 	{
 	  sortorder->need_strxnfrm= 1;
 	  *multi_byte_charset= 1;