Hi!
On Thu, Dec 25, 2008 at 10:34:55AM +0300, Alexander Nozdrin wrote:
> 2713 Alexander Nozdrin 2008-12-25
> Fix for Bug#41729: Valgrind warnings in setup_wild().
>
> The problem is in the line below:
> [sql_base.cc:setup_wild()]
> select_lex->item_list= fields;
>
> This assignment is translated to memcpy() call (at least on some
> platforms). memcpy() expects that source and destination areas do not
> overlap.
>
> The fix is to do the assignment only if needed.
It doesnt solve the two other problems. I've pushed it into -opt-subqueries
tree yesterday, and now valgrind shows that the errors are still there.
BR
Sergey
--
Sergey Petrunia, Lead Software Engineer
MySQL AB, www.mysql.com
Office: N/A
Blog: http://s.petrunia.net/blog
