Bug#13012: REPAIR/BACKUP/RESTORE TABLE cause "packet out of order" in SP.

Mark them properly as result-returning statements

mysql-test/r/sp-error.result

@@ -981,6 +981,8 @@ END |
 drop table t1|
 drop function bug_13627_f|
 drop function if exists bug12329;
+Warnings:
+Note	1305	FUNCTION bug12329 does not exist
 create table t1 as select 1 a;
 create table t2 as select 1 a;
 create function bug12329() returns int return (select a from t1);
@@ -1055,3 +1057,34 @@ Db	Name	Type	Definer	Modified	Created	Security_type	Comment
 mysqltest2	p1	PROCEDURE	root@localhost	0000-00-00 00:00:00	0000-00-00 00:00:00	DEFINER	
 drop database mysqltest2;
 use test;
+DROP FUNCTION IF EXISTS bug13012|
+CREATE FUNCTION bug13012() RETURNS INT
+BEGIN
+REPAIR TABLE t1;
+RETURN 1;
+END|
+ERROR 0A000: Not allowed to return a result set from a function
+CREATE FUNCTION bug13012() RETURNS INT
+BEGIN
+BACKUP TABLE t1 TO '/tmp';
+RETURN 1;
+END|
+ERROR 0A000: Not allowed to return a result set from a function
+CREATE FUNCTION bug13012() RETURNS INT
+BEGIN
+RESTORE TABLE t1 FROM '/tmp';
+RETURN 1;
+END|
+ERROR 0A000: Not allowed to return a result set from a function
+create table t1 (a int)|
+CREATE PROCEDURE bug13012_1() REPAIR TABLE t1|
+CREATE FUNCTION bug13012_2() RETURNS INT
+BEGIN
+CALL bug13012_1();
+RETURN 1;
+END|
+SELECT bug13012_2()|
+ERROR 0A000: Not allowed to return a result set from a function
+drop table t1|
+drop procedure bug13012_1|
+drop function bug13012_2|

mysql-test/r/sp.result

@@ -4100,8 +4100,6 @@ x
 4711
 drop procedure bug14376|
 drop procedure if exists p1|
-Warnings:
-Note	1305	PROCEDURE p1 does not exist
 drop table if exists t1|
 create table t1 (a varchar(255))|
 insert into t1 (a) values ("a - table column")|
@@ -4153,4 +4151,24 @@ A local variable in a nested compound statement takes precedence over table colu
 a - local variable in a nested compound statement
 A local variable in a nested compound statement takes precedence over table column in cursors
 a - local variable in a nested compound statement
+drop procedure p1|
+drop procedure if exists bug13012|
+create procedure bug13012()
+BEGIN
+REPAIR TABLE t1;
+BACKUP TABLE t1 to '../tmp';
+DROP TABLE t1;
+RESTORE TABLE t1 FROM '../tmp';
+END|
+call bug13012()|
+Table	Op	Msg_type	Msg_text
+test.t1	repair	status	OK
+Table	Op	Msg_type	Msg_text
+test.t1	backup	status	OK
+Table	Op	Msg_type	Msg_text
+test.t1	restore	status	OK
+drop procedure bug13012|
+select * from t1|
+a
+a - table column
 drop table t1,t2;

mysql-test/t/sp-error.test

@@ -1410,7 +1410,6 @@ delimiter ;|
 
 # BUG#12329: "Bogus error msg when executing PS with stored procedure after
 # SP was re-created". See also test for related bug#13399 in trigger.test
---disable_warnings
 drop function if exists bug12329;
 --enable_warnings
 create table t1 as select 1 a;
@@ -1518,6 +1517,44 @@ show procedure status;
 drop database mysqltest2;
 use test;
 
+#
+# Bug#13012 "SP: REPAIR/BACKUP/RESTORE TABLE crashes the server"
+#
+delimiter |;
+--disable_warnings
+DROP FUNCTION IF EXISTS bug13012|
+--enable_warnings
+--error ER_SP_NO_RETSET
+CREATE FUNCTION bug13012() RETURNS INT
+BEGIN
+  REPAIR TABLE t1;
+  RETURN 1;
+END|
+--error ER_SP_NO_RETSET
+CREATE FUNCTION bug13012() RETURNS INT
+BEGIN
+  BACKUP TABLE t1 TO '/tmp';
+  RETURN 1;
+END|
+--error ER_SP_NO_RETSET
+CREATE FUNCTION bug13012() RETURNS INT
+BEGIN
+  RESTORE TABLE t1 FROM '/tmp';
+  RETURN 1;
+END|
+create table t1 (a int)|
+CREATE PROCEDURE bug13012_1() REPAIR TABLE t1|
+CREATE FUNCTION bug13012_2() RETURNS INT
+BEGIN
+  CALL bug13012_1();
+  RETURN 1;
+END|
+--error ER_SP_NO_RETSET
+SELECT bug13012_2()|
+drop table t1|
+drop procedure bug13012_1|
+drop function bug13012_2|
+delimiter ;|
 
 # BUG#NNNN: New bug synopsis
 #

mysql-test/t/sp.test

@@ -4908,8 +4908,10 @@ drop procedure bug14376|
 # variable declarations. In MySQL 5.0 it's vice versa.
 #
 
+--disable_warnings
 drop procedure if exists p1|
 drop table if exists t1|
+--enable_warnings
 create table t1 (a varchar(255))|
 insert into t1 (a) values ("a - table column")|
 create procedure p1(a varchar(255))
@@ -4944,6 +4946,25 @@ begin
   end;
 end|
 call p1("a - stored procedure parameter")|
+drop procedure p1|
+
+#
+# Bug#13012 "SP: REPAIR/BACKUP/RESTORE TABLE crashes the server"
+#
+--disable_warnings
+drop procedure if exists bug13012|
+--enable_warnings
+create procedure bug13012()
+BEGIN
+  REPAIR TABLE t1;
+  BACKUP TABLE t1 to '../tmp';
+  DROP TABLE t1;
+  RESTORE TABLE t1 FROM '../tmp';
+END|
+--replace_result ": 7" ": X" ": 17" ": X" $MYSQL_TEST_DIR MYSQL_TEST_DIR
+call bug13012()|
+drop procedure bug13012|
+select * from t1|
 
 #
 # BUG#NNNN: New bug synopsis

sql/sp_head.cc

@@ -107,6 +107,9 @@ sp_get_flags_for_command(LEX *lex)
   case SQLCOM_SHOW_WARNS:
   case SQLCOM_SHOW_PROC_CODE:
   case SQLCOM_SHOW_FUNC_CODE:
+  case SQLCOM_REPAIR:
+  case SQLCOM_BACKUP_TABLE:
+  case SQLCOM_RESTORE_TABLE:
     flags= sp_head::MULTI_RESULTS;
     break;
   /*