database/mariadb
1
0
Fork 0
mirror of https://github.com/MariaDB/server.git synced 2025-07-30 16:24:05 +03:00
Code Activity

Bug #59241 invalid memory read in do_div_mod with doubly assigned variables

Browse Source 
Fix: copy my_decimal by value, to avoid dangling pointers.
This commit is contained in:
Tor Didriksen
2011-01-14 10:05:14 +01:00
parent cfa9a4bde6
commit 8dfab82ee0
7 changed files with 44 additions and 22 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
mysql-test/t/func_math.test
View File

@ -489,3 +489,9 @@ as foo;
CREATE TABLE t1(a char(0));
INSERT INTO t1 (SELECT -pi());
DROP TABLE t1;
--echo #
--echo # Bug #59241 invalid memory read
--echo # in do_div_mod with doubly assigned variables
--echo #
SELECT ((@a:=@b:=1.0) div (@b:=@a:=get_format(datetime, 'usa')));