fix misplaced and non-working if() in the grammar

few small post-merge fixes

mysql-test/r/mysqld--help-notwin.result

@@ -733,6 +733,9 @@ The following options may be given as the first argument:
  Synchronously flush relay log info to disk after every
  #th transaction. Use 0 (default) to disable synchronous
  flushing
+ --sync-sys          Enable system sync calls. Disable only when running tests
+ or debugging!
+ (Defaults to on; use --skip-sync-sys to disable.)
  --sysdate-is-now    Non-default option to alias SYSDATE() to NOW() to make it
  safe-replicable. Since 5.0, SYSDATE() returns a `dynamic'
  value different for different invocations, even within
@@ -1005,6 +1008,7 @@ sync-frm FALSE
 sync-master-info 0
 sync-relay-log 0
 sync-relay-log-info 0
+sync-sys TRUE
 sysdate-is-now FALSE
 table-cache 400
 table-definition-cache 400

mysql-test/r/plugin_auth_qa_1.result

@@ -29,8 +29,7 @@ user()
 plug_user@localhost
 Tables_in_test_user_db
 t1
-REVOKE ALL PRIVILEGES ON test_user_db.* FROM 'plug_user'
-                         IDENTIFIED WITH test_plugin_server AS 'plug_dest';
+REVOKE ALL PRIVILEGES ON test_user_db.* FROM 'plug_user';
 2)
 current_user()
 plug_dest@%
@@ -55,8 +54,7 @@ user()
 plug_user@localhost
 Tables_in_test_user_db
 t1
-REVOKE ALL PRIVILEGES ON test_user_db.* FROM 'plug_user'
-                         IDENTIFIED WITH test_plugin_server AS 'plug_dest';
+REVOKE ALL PRIVILEGES ON test_user_db.* FROM 'plug_user';
 DROP USER plug_user,plug_dest;
 ========== test 1.2 ========================================
 GRANT ALL PRIVILEGES ON test_user_db.* TO plug_user

mysql-test/r/ps_grant.result

@@ -55,8 +55,7 @@ my_col
 execute s_t9 ;
 ERROR 42S02: Table 'mysqltest.t9' doesn't exist
 deallocate prepare s_t9;
-revoke all privileges on mysqltest.t1 from second_user@localhost
-identified by 'looser' ;
+revoke all privileges on mysqltest.t1 from second_user@localhost;
 show grants for second_user@localhost ;
 Grants for second_user@localhost
 GRANT USAGE ON *.* TO 'second_user'@'localhost' IDENTIFIED BY PASSWORD '*13843FE600B19A81E32AF50D4A6FED25875FF1F3'

mysql-test/suite/innodb/r/innodb_bug46000.result

@@ -14,6 +14,5 @@ show warnings;
 Level	Code	Message
 Warning	1280	Cannot Create Index with name 'GEN_CLUST_INDEX'. The name is reserved for the system default primary index.
 Error	1280	Incorrect index name 'GEN_CLUST_INDEX'
-Error	1030	Got error -1 from storage engine
 create index idx on bug46000(id);
 drop table bug46000;

mysql-test/suite/innodb/r/innodb_bug53591.result

@@ -9,7 +9,6 @@ SHOW WARNINGS;
 Level	Code	Message
 Error	139	Too big row
 Error	1118	Row size too large. The maximum row size for the used table type, not counting BLOBs, is 8126. You have to change some columns to TEXT or BLOBs
-Error	1030	Got error 139 from storage engine
 DROP TABLE bug53591;
 SET GLOBAL innodb_file_format=Antelope;
 SET GLOBAL innodb_file_format_max=Antelope;

mysql-test/t/plugin_auth_qa_1.test

@@ -32,8 +32,7 @@ SELECT user,plugin,authentication_string FROM mysql.user WHERE user != 'root';
 --echo 1)
 --replace_result $MASTER_MYSOCK MASTER_MYSOCK
 --exec $MYSQL -S $MASTER_MYSOCK -u plug_user --password=plug_dest -e "SELECT current_user();SELECT user();USE test_user_db;CREATE TABLE t1(a int);SHOW TABLES;DROP TABLE t1;" 2>&1
-REVOKE ALL PRIVILEGES ON test_user_db.* FROM 'plug_user'
-                         IDENTIFIED WITH test_plugin_server AS 'plug_dest';
+REVOKE ALL PRIVILEGES ON test_user_db.* FROM 'plug_user';
 --echo 2)
 --replace_result $MASTER_MYSOCK MASTER_MYSOCK
 --exec $MYSQL -S $MASTER_MYSOCK -u plug_user --password=plug_dest -e "SELECT current_user();SELECT user();USE test_user_db;CREATE TABLE t1(a int);SHOW TABLES;DROP TABLE t1;" 2>&1
@@ -54,10 +53,8 @@ GRANT PROXY ON plug_dest TO plug_user;
 --echo 2)
 --replace_result $MASTER_MYSOCK MASTER_MYSOCK
 --exec $MYSQL -S $MASTER_MYSOCK -u plug_user --password=plug_dest -e "SELECT current_user();SELECT user();USE test_user_db;CREATE TABLE t1(a int);SHOW TABLES;DROP TABLE t1;" 2>&1
-REVOKE ALL PRIVILEGES ON test_user_db.* FROM 'plug_user'
-                         IDENTIFIED WITH test_plugin_server AS 'plug_dest';
-#REVOKE ALL PRIVILEGES ON test_user_db.* FROM 'plug_dest'
-#                         IDENTIFIED BY 'plug_dest_passwd';
+REVOKE ALL PRIVILEGES ON test_user_db.* FROM 'plug_user';
+#REVOKE ALL PRIVILEGES ON test_user_db.* FROM 'plug_dest'';
 DROP USER plug_user,plug_dest;
 
 --echo ========== test 1.2 ========================================

mysql-test/t/ps_grant.test

@@ -85,8 +85,7 @@ deallocate prepare s_t9;
 #### revoke the access rights to t1
 ## switch back to the first session
 connection default;
-revoke all privileges on mysqltest.t1 from second_user@localhost
-identified by 'looser' ;
+revoke all privileges on mysqltest.t1 from second_user@localhost;
 show grants for second_user@localhost ;
 
 #### check the access as new user

sql/item.cc

@@ -1886,21 +1886,6 @@ bool agg_item_set_converter(DTCollation &coll, const char *fname,
 
     if (!(conv= (*arg)->safe_charset_converter(coll.collation)) &&
         ((*arg)->collation.repertoire == MY_REPERTOIRE_ASCII))
-#if 0
-    {
-      /*
-        We should disable const subselect item evaluation because
-        subselect transformation does not happen in view_prepare_mode
-        and thus val_...() methods can not be called for const items.
-      */
-      bool resolve_const= (((*arg)->type() == Item::SUBSELECT_ITEM ||
-                            ((*arg)->get_cached_item() &&
-                             (*arg)->get_cached_item()->type() ==
-                             Item::SUBSELECT_ITEM)) &&
-                           thd->lex->view_prepare_mode) ? FALSE : TRUE;
-      conv= new Item_func_conv_charset(*arg, coll.collation, resolve_const);
-    }
-#endif
       conv= new Item_func_conv_charset(*arg, coll.collation, 1);
 
     if (!conv)

sql/mysqld.cc

@@ -6181,8 +6181,7 @@ struct my_option my_long_options[]=
    */
    IF_VALGRIND(0,1), 0, 0, 0, 0, 0},
   {"sync_sys", 0,
-   "Enable/disable system sync calls. Should only be turned off when running "
-   "tests or debugging!!",
+   "Enable system sync calls. Disable only when running tests or debugging!",
    &opt_sync, &opt_sync, 0, GET_BOOL, NO_ARG, 1, 0, 0, 0, 0, 0},
   {"sysdate-is-now", 0,
    "Non-default option to alias SYSDATE() to NOW() to make it safe-replicable. "

sql/sql_table.cc

@@ -6598,10 +6598,8 @@ bool mysql_alter_table(THD *thd,char *new_db, char *new_name,
       if ((error= table->file->add_index(table, key_info, index_add_count,
                                          &add)))
       {
-#ifdef MERGE_MONTY_ADDITION_THAT_BREAKS_5_5_TESTS
         /* Only report error if handler has not already reported an error */
-        if (!thd->main_da.is_error())
-#endif
+        if (!thd->is_error())
         {
         /*
           Exchange the key_info for the error message. If we exchange

sql/sql_yacc.yy

@@ -13563,13 +13563,13 @@ revoke:
         ;
 
 revoke_command:
-          grant_privileges ON opt_table grant_ident FROM grant_list
+          grant_privileges ON opt_table grant_ident FROM user_list
           {
             LEX *lex= Lex;
             lex->sql_command= SQLCOM_REVOKE;
             lex->type= 0;
           }
-        | grant_privileges ON FUNCTION_SYM grant_ident FROM grant_list
+        | grant_privileges ON FUNCTION_SYM grant_ident FROM user_list
           {
             LEX *lex= Lex;
             if (lex->columns.elements)
@@ -13580,7 +13580,7 @@ revoke_command:
             lex->sql_command= SQLCOM_REVOKE;
             lex->type= TYPE_ENUM_FUNCTION;
           }
-        | grant_privileges ON PROCEDURE_SYM grant_ident FROM grant_list
+        | grant_privileges ON PROCEDURE_SYM grant_ident FROM user_list
           {
             LEX *lex= Lex;
             if (lex->columns.elements)
@@ -13591,11 +13591,11 @@ revoke_command:
             lex->sql_command= SQLCOM_REVOKE;
             lex->type= TYPE_ENUM_PROCEDURE;
           }
-        | ALL opt_privileges ',' GRANT OPTION FROM grant_list
+        | ALL opt_privileges ',' GRANT OPTION FROM user_list
           {
             Lex->sql_command = SQLCOM_REVOKE_ALL;
           }
-        | PROXY_SYM ON user FROM grant_list
+        | PROXY_SYM ON user FROM user_list
           {
             LEX *lex= Lex;
             lex->users_list.push_front ($3);
@@ -13844,8 +13844,6 @@ grant_user:
           user IDENTIFIED_SYM BY TEXT_STRING
           {
             $$=$1; $1->password=$4;
-            if (Lex->sql_command == SQLCOM_REVOKE)
-              MYSQL_YYABORT;
             if ($4.length)
             {
               if (YYTHD->variables.old_passwords)
@@ -13872,23 +13870,17 @@ grant_user:
           }
         | user IDENTIFIED_SYM BY PASSWORD TEXT_STRING
           { 
-            if (Lex->sql_command == SQLCOM_REVOKE)
-              MYSQL_YYABORT;
             $$= $1; 
             $1->password= $5; 
           }
         | user IDENTIFIED_SYM via_or_with ident_or_text
           {
-            if (Lex->sql_command == SQLCOM_REVOKE)
-              MYSQL_YYABORT;
             $$= $1;
             $1->plugin= $4;
             $1->auth= empty_lex_str;
           }
         | user IDENTIFIED_SYM via_or_with ident_or_text using_or_as TEXT_STRING_sys
           {
-            if (Lex->sql_command == SQLCOM_REVOKE)
-              MYSQL_YYABORT;
             $$= $1;
             $1->plugin= $4;
             $1->auth= $6;