388 lines
12 KiB
Plaintext
388 lines
12 KiB
Plaintext
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#
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# These tests are designed to cause an internal parser stack overflow,
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# and trigger my_yyoverflow().
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#
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use test;
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SELECT
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((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((
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((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((
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((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((
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1
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))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))
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))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))
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))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))
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;
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prepare stmt from
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"
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SELECT
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((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((
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((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((
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((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((
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1
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))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))
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))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))
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))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))
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"
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;
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execute stmt;
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--disable_warnings
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drop view if exists view_overflow;
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--enable_warnings
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CREATE VIEW view_overflow AS
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SELECT
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((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((
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((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((
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((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((
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1
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))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))
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))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))
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))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))
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;
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SELECT * from view_overflow;
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drop view view_overflow;
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--disable_warnings
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drop procedure if exists proc_overflow;
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--enable_warnings
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delimiter $$;
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CREATE PROCEDURE proc_overflow()
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BEGIN
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BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN
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BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN
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BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN
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BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN
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BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN
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BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN
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BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN
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BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN
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BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN
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BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN
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select 1;
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select 2;
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select 3;
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END; END; END; END; END; END; END; END; END; END; END; END;
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END; END; END; END; END; END; END; END; END; END; END; END;
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END; END; END; END; END; END; END; END; END; END; END; END;
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END; END; END; END; END; END; END; END; END; END; END; END;
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END; END; END; END; END; END; END; END; END; END; END; END;
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END; END; END; END; END; END; END; END; END; END; END; END;
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END; END; END; END; END; END; END; END; END; END; END; END;
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END; END; END; END; END; END; END; END; END; END; END; END;
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END; END; END; END; END; END; END; END; END; END; END; END;
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END; END; END; END; END; END; END; END; END; END; END; END;
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END $$
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delimiter ;$$
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call proc_overflow();
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drop procedure proc_overflow;
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--disable_warnings
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drop function if exists func_overflow;
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--enable_warnings
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delimiter $$;
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create function func_overflow() returns int
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BEGIN
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DECLARE x int default 0;
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BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN
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BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN
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BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN
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BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN
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BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN
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BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN
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BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN
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BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN
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BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN
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BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN
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SET x=x+1;
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SET x=x+2;
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SET x=x+3;
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END; END; END; END; END; END; END; END; END; END; END; END;
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END; END; END; END; END; END; END; END; END; END; END; END;
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END; END; END; END; END; END; END; END; END; END; END; END;
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END; END; END; END; END; END; END; END; END; END; END; END;
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END; END; END; END; END; END; END; END; END; END; END; END;
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END; END; END; END; END; END; END; END; END; END; END; END;
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END; END; END; END; END; END; END; END; END; END; END; END;
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END; END; END; END; END; END; END; END; END; END; END; END;
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END; END; END; END; END; END; END; END; END; END; END; END;
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END; END; END; END; END; END; END; END; END; END; END; END;
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return x;
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END $$
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delimiter ;$$
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select func_overflow();
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drop function func_overflow;
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--disable_warnings
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drop table if exists table_overflow;
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--enable_warnings
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create table table_overflow(a int, b int);
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delimiter $$;
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create trigger trigger_overflow before insert on table_overflow
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for each row
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BEGIN
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BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN
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BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN
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BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN
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BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN
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BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN
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BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN
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BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN
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BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN
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BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN
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BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN BEGIN
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SET NEW.b := NEW.a;
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SET NEW.b := NEW.b + 1;
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SET NEW.b := NEW.b + 2;
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SET NEW.b := NEW.b + 3;
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END; END; END; END; END; END; END; END; END; END; END; END;
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END; END; END; END; END; END; END; END; END; END; END; END;
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END; END; END; END; END; END; END; END; END; END; END; END;
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END; END; END; END; END; END; END; END; END; END; END; END;
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END; END; END; END; END; END; END; END; END; END; END; END;
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END; END; END; END; END; END; END; END; END; END; END; END;
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END; END; END; END; END; END; END; END; END; END; END; END;
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END; END; END; END; END; END; END; END; END; END; END; END;
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END; END; END; END; END; END; END; END; END; END; END; END;
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END; END; END; END; END; END; END; END; END; END; END; END;
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END $$
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delimiter ;$$
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insert into table_overflow set a=10;
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insert into table_overflow set a=20;
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select * from table_overflow;
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drop table table_overflow;
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--disable_warnings
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drop procedure if exists proc_35577;
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--enable_warnings
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delimiter $$;
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CREATE PROCEDURE proc_35577()
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BEGIN
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DECLARE z_done INT DEFAULT 0;
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DECLARE t_done VARCHAR(5000);
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outer_loop: LOOP
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IF t_done=1 THEN
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LEAVE outer_loop;
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END IF;
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inner_block:BEGIN
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DECLARE z_done INT DEFAULT 0;
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SET z_done = 0;
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inner_loop: LOOP
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IF z_done=1 THEN
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LEAVE inner_loop;
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END IF;
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IF (t_done = 'a') THEN
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IF (t_done <> 0) THEN
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IF ( t_done > 0) THEN
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IF (t_done = 'a') THEN
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SET t_done = 'a';
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ELSEIF (t_done = 'a') THEN
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SET t_done = 'a';
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ELSEIF(t_done = 'a') THEN
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SET t_done = 'a';
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ELSEIF(t_done = 'a') THEN
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SET t_done = 'a';
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ELSEIF(t_done = 'a') THEN
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SET t_done = 'a';
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ELSEIF(t_done = 'a') THEN
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SET t_done = 'a';
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ELSEIF(t_done = 'a') THEN
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SET t_done = 'a';
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ELSEIF(t_done = 'a') THEN
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SET t_done = 'a';
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END IF;
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END IF;
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END IF;
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END IF;
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END LOOP inner_loop;
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END inner_block;
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END LOOP outer_loop;
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END $$
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delimiter ;$$
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drop procedure proc_35577;
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#
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# Bug#37269 (parser crash when creating stored procedure)
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#
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--disable_warnings
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drop procedure if exists p_37269;
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--enable_warnings
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delimiter $$;
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create procedure p_37269()
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begin
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declare done int default 0;
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declare varb int default 0;
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declare vara int default 0;
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repeat
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select now();
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until done end repeat;
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while varb do
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select now();
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begin
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select now();
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repeat
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select now();
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until done end repeat;
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if vara then
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select now();
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repeat
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select now();
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loop
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select now();
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end loop;
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repeat
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select now();
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label1: while varb do
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select now();
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end while label1;
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if vara then
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select now();
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repeat
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select now();
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until done end repeat;
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begin
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select now();
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while varb do
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select now();
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label1: while varb do
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select now();
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end while label1;
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if vara then
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select now();
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while varb do
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select now();
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loop
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select now();
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end loop;
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repeat
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select now();
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loop
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select now();
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while varb do
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select now();
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end while;
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repeat
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select now();
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label1: loop
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select now();
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if vara then
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select now();
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end if;
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end loop label1;
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until done end repeat;
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end loop;
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until done end repeat;
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end while;
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end if;
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end while;
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end;
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end if;
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until done end repeat;
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until done end repeat;
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end if;
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end;
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end while;
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end $$
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delimiter ;$$
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drop procedure p_37269;
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#
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# Bug#37228 (Sever crashes when creating stored procedure with more than
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# 10 IF/ELSEIF)
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#
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--disable_warnings
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drop procedure if exists p_37228;
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--enable_warnings
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delimiter $$;
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create procedure p_37228 ()
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BEGIN
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DECLARE v INT DEFAULT 123;
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IF (v > 1) THEN SET v = 1;
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ELSEIF (v < 10) THEN SET v = 10;
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ELSEIF (v < 11) THEN SET v = 11;
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ELSEIF (v < 12) THEN SET v = 12;
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ELSEIF (v < 13) THEN SET v = 13;
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ELSEIF (v < 14) THEN SET v = 14;
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ELSEIF (v < 15) THEN SET v = 15;
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ELSEIF (v < 16) THEN SET v = 16;
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ELSEIF (v < 17) THEN SET v = 17;
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ELSEIF (v < 18) THEN SET v = 18;
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ELSEIF (v < 19) THEN SET v = 19;
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ELSEIF (v < 20) THEN SET v = 20;
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ELSEIF (v < 21) THEN SET v = 21;
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ELSEIF (v < 22) THEN SET v = 22;
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ELSEIF (v < 23) THEN SET v = 23;
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ELSEIF (v < 24) THEN SET v = 24;
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ELSEIF (v < 25) THEN SET v = 25;
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ELSEIF (v < 26) THEN SET v = 26;
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ELSEIF (v < 27) THEN SET v = 27;
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ELSEIF (v < 28) THEN SET v = 28;
|
||
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ELSEIF (v < 29) THEN SET v = 29;
|
||
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|
ELSEIF (v < 30) THEN SET v = 30;
|
||
|
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ELSEIF (v < 31) THEN SET v = 31;
|
||
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|
ELSEIF (v < 32) THEN SET v = 32;
|
||
|
|
ELSEIF (v < 33) THEN SET v = 33;
|
||
|
|
ELSEIF (v < 34) THEN SET v = 34;
|
||
|
|
ELSEIF (v < 35) THEN SET v = 35;
|
||
|
|
ELSEIF (v < 36) THEN SET v = 36;
|
||
|
|
ELSEIF (v < 37) THEN SET v = 37;
|
||
|
|
ELSEIF (v < 38) THEN SET v = 38;
|
||
|
|
ELSEIF (v < 39) THEN SET v = 39;
|
||
|
|
END IF;
|
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|
|
END $$
|
||
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|
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|
|
delimiter ;$$
|
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|
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|
|
drop procedure p_37228;
|
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