Merge kaamos.(none):/data/src/mysql-5.1

into  kaamos.(none):/data/src/opt/mysql-5.1-opt


libmysqld/lib_sql.cc:
  Auto merged
mysql-test/r/create.result:
  Auto merged
mysql-test/r/innodb_mysql.result:
  Auto merged
mysql-test/r/variables.result:
  Auto merged
BitKeeper/deleted/.del-rpl_ndb_charset.result:
  Auto merged
BitKeeper/deleted/.del-rpl_row_charset.result:
  Auto merged
BitKeeper/deleted/.del-rpl_row_charset.test:
  Auto merged
BitKeeper/deleted/.del-rpl_row_charset_innodb.result:
  Auto merged
mysql-test/t/create.test:
  Auto merged
mysql-test/t/sp.test:
  Auto merged
mysql-test/t/variables.test:
  Auto merged
sql/field.cc:
  Auto merged
sql/filesort.cc:
  Auto merged
sql/handler.cc:
  Auto merged
sql/item.cc:
  Auto merged
sql/item_cmpfunc.cc:
  Auto merged
sql/item_func.cc:
  Auto merged
sql/mysqld.cc:
  Auto merged
sql/sql_acl.cc:
  Auto merged
sql/share/errmsg.txt:
  Auto merged
sql/sql_select.cc:
  Auto merged
sql/sql_yacc.yy:
  Auto merged
mysql-test/lib/mtr_report.pl:
  Manual merge.
mysql-test/r/sp.result:
  Manual merge.

1 files changed, 4 insertions, 1 deletions

diff --git a/sql/item_cmpfunc.cc b/sql/item_cmpfunc.cc
index dc868376796..dca07732e70 100644
--- a/sql/item_cmpfunc.cc
+++ b/sql/item_cmpfunc.cc
@@ -3059,7 +3059,10 @@ void in_string::set(uint pos,Item *item)
   {
     if (res->uses_buffer_owned_by(str))
       res->copy();
-    *str= *res;
+    if (item->type() == Item::FUNC_ITEM)
+      str->copy(*res);
+    else
+      *str= *res;
   }
   if (!str->charset())
   {