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-rw-r--r--mysql-test/main/lotofstack.test133
1 files changed, 133 insertions, 0 deletions
diff --git a/mysql-test/main/lotofstack.test b/mysql-test/main/lotofstack.test
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+#
+# For tests that need a lot of stack - they likely won't work under ASAN
+#
+source include/not_asan.inc;
+source include/not_embedded.inc;
+
+#
+# Bug#10100 function (and stored procedure?) recursivity problem
+#
+# routines with simple recursion
+delimiter |;
+create function bug10100f(prm int) returns int
+begin
+ if prm > 1 then
+ return prm * bug10100f(prm - 1);
+ end if;
+ return 1;
+end|
+set statement sql_mode = '' for
+create procedure bug10100p(prm int, inout res int)
+begin
+ set res = res * prm;
+ if prm > 1 then
+ call bug10100p(prm - 1, res);
+ end if;
+end|
+set statement sql_mode = '' for
+create procedure bug10100t(prm int)
+begin
+ declare res int;
+ set res = 1;
+ call bug10100p(prm, res);
+ select res;
+end|
+
+# a procedure which use tables and recursion
+create table t3 (a int)|
+insert into t3 values (0)|
+create view v1 as select a from t3|
+create procedure bug10100pt(level int, lim int)
+begin
+ if level < lim then
+ update t3 set a=level;
+ FLUSH TABLES;
+ call bug10100pt(level+1, lim);
+ else
+ select * from t3;
+ end if;
+end|
+# view & recursion
+create procedure bug10100pv(level int, lim int)
+begin
+ if level < lim then
+ update v1 set a=level;
+ FLUSH TABLES;
+ call bug10100pv(level+1, lim);
+ else
+ select * from v1;
+ end if;
+end|
+# dynamic sql & recursion
+prepare stmt2 from "select * from t3;";
+create procedure bug10100pd(level int, lim int)
+begin
+ if level < lim then
+ select level;
+ prepare stmt1 from "update t3 set a=a+2";
+ execute stmt1;
+ FLUSH TABLES;
+ execute stmt1;
+ FLUSH TABLES;
+ execute stmt1;
+ FLUSH TABLES;
+ deallocate prepare stmt1;
+ execute stmt2;
+ select * from t3;
+ call bug10100pd(level+1, lim);
+ else
+ execute stmt2;
+ end if;
+end|
+# cursor & recursion
+create procedure bug10100pc(level int, lim int)
+begin
+ declare lv int;
+ declare c cursor for select a from t3;
+ open c;
+ if level < lim then
+ select level;
+ fetch c into lv;
+ select lv;
+ update t3 set a=level+lv;
+ FLUSH TABLES;
+ call bug10100pc(level+1, lim);
+ else
+ select * from t3;
+ end if;
+ close c;
+end|
+
+# end of the stack checking
+set @@max_sp_recursion_depth=255|
+set @var=1|
+# disable log because error about stack overrun contains numbers which
+# depend on a system
+-- disable_ps_protocol
+-- disable_result_log
+-- error ER_STACK_OVERRUN_NEED_MORE
+call bug10100p(255, @var)|
+-- error ER_STACK_OVERRUN_NEED_MORE
+call bug10100pt(1,255)|
+-- error ER_STACK_OVERRUN_NEED_MORE
+call bug10100pv(1,255)|
+-- error ER_STACK_OVERRUN_NEED_MORE
+call bug10100pd(1,255)|
+-- error ER_STACK_OVERRUN_NEED_MORE
+call bug10100pc(1,255)|
+-- enable_result_log
+-- enable_ps_protocol
+set @@max_sp_recursion_depth=0|
+
+deallocate prepare stmt2|
+
+drop function bug10100f|
+drop procedure bug10100p|
+drop procedure bug10100t|
+drop procedure bug10100pt|
+drop procedure bug10100pv|
+drop procedure bug10100pd|
+drop procedure bug10100pc|
+drop view v1|
+drop table t3|
+delimiter ;|