From 2af655c2e59e505390e90039d9c47fbc0fdaf493 Mon Sep 17 00:00:00 2001 From: Tor Didriksen Date: Thu, 14 Apr 2011 16:35:24 +0200 Subject: Bug#11765713 58705: OPTIMIZER LET ENGINE DEPEND ON UNINITIALIZED VALUES CREATED BY OPT_SUM_QU Valgrind warnings were caused by comparing index values to an un-initialized field. --- mysql-test/t/subselect.test | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) (limited to 'mysql-test/t/subselect.test') diff --git a/mysql-test/t/subselect.test b/mysql-test/t/subselect.test index 1f471b46c4e..94a3df21998 100644 --- a/mysql-test/t/subselect.test +++ b/mysql-test/t/subselect.test @@ -3726,3 +3726,25 @@ DROP TABLE t1,t2; --enable_result_log --echo End of 5.1 tests + +--echo # +--echo # Bug #11765713 58705: +--echo # OPTIMIZER LET ENGINE DEPEND ON UNINITIALIZED VALUES +--echo # CREATED BY OPT_SUM_QUERY +--echo # + +CREATE TABLE t1(a INT NOT NULL, KEY (a)); +INSERT INTO t1 VALUES (0), (1); + +--error ER_SUBQUERY_NO_1_ROW +SELECT 1 as foo FROM t1 WHERE a < SOME + (SELECT a FROM t1 WHERE a <=> + (SELECT a FROM t1) + ); + +SELECT 1 as foo FROM t1 WHERE a < SOME + (SELECT a FROM t1 WHERE a <=> + (SELECT a FROM t1 where a is null) + ); + +DROP TABLE t1; -- cgit v1.2.1