after-merge fixes.

mysql-test/r/rpl_log.result:
  after-merge fix.
sql/ha_archive.cc:
  after-merge fix.
sql/item_func.cc:
  after-merge fix.
sql/sql_class.cc:
  after-merge fix.
sql/sql_class.h:
  after-merge fix.

mysql-test/r/rpl_log.result

@@ -107,11 +107,11 @@ reset master;
 set insert_id=5;
 insert into t1 values (NULL, last_insert_id()), (NULL, last_insert_id());
 show binlog events;
-Log_name	Pos	Event_type	Server_id	Orig_log_pos	Info
-slave-bin.000001	4	Start	2	4	Server ver: VERSION, Binlog ver: 3
-slave-bin.000001	79	Intvar	2	79	LAST_INSERT_ID=1
-slave-bin.000001	107	Intvar	2	107	INSERT_ID=5
-slave-bin.000001	135	Query	2	135	use `test`; insert into t1 values (NULL, last_insert_id()), (NULL, last_insert_id())
+Log_name	Pos	Event_type	Server_id	End_log_pos	Info
+slave-bin.000001	4	Format_desc	2	98	Server ver: VERSION, Binlog ver: 4
+slave-bin.000001	98	Intvar	2	126	LAST_INSERT_ID=1
+slave-bin.000001	126	Intvar	2	154	INSERT_ID=5
+slave-bin.000001	154	Query	2	289	use `test`; insert into t1 values (NULL, last_insert_id()), (NULL, last_insert_id())
 select * from t1;
 a	b
 1	1

sql/ha_archive.cc

@@ -1131,7 +1131,7 @@ int ha_archive::end_bulk_insert()
 int ha_archive::delete_all_rows()
 {
   DBUG_ENTER("ha_archive::delete_all_rows");
-  DBUG_RETURN(0);
+  DBUG_RETURN(HA_ERR_WRONG_COMMAND);
 }
 
 /*

sql/item_func.cc

@@ -3296,7 +3296,7 @@ longlong Item_func_last_insert_id::val_int()
     return value;                       // Avoid side effect of insert_id()
   }
   thd->lex->uncacheable(UNCACHEABLE_SIDEEFFECT);
-  return thd->insert_id();
+  return thd->last_insert_id_used ? thd->current_insert_id : thd->insert_id();
 }
 
 /* This function is just used to test speed of different functions */

sql/sql_class.cc

@@ -2050,7 +2050,9 @@ void THD::reset_sub_statement_state(Sub_statement_state *backup,
   backup->enable_slow_log= enable_slow_log;
   backup->last_insert_id=  last_insert_id;
   backup->next_insert_id=  next_insert_id;
+  backup->current_insert_id=  current_insert_id;
   backup->insert_id_used=  insert_id_used;
+  backup->last_insert_id_used=  last_insert_id_used;
   backup->clear_next_insert_id= clear_next_insert_id;
   backup->limit_found_rows= limit_found_rows;
   backup->examined_row_count= examined_row_count;
@@ -2099,7 +2101,9 @@ void THD::restore_sub_statement_state(Sub_statement_state *backup)
   enable_slow_log=  backup->enable_slow_log;
   last_insert_id=   backup->last_insert_id;
   next_insert_id=   backup->next_insert_id;
+  current_insert_id= backup->current_insert_id;
   insert_id_used=   backup->insert_id_used;
+  last_insert_id_used= backup->last_insert_id_used;
   clear_next_insert_id= backup->clear_next_insert_id;
   limit_found_rows= backup->limit_found_rows;
   sent_row_count=   backup->sent_row_count;

sql/sql_class.h

@@ -1051,12 +1051,13 @@ class Sub_statement_state
 {
 public:
   ulonglong options;
-  ulonglong last_insert_id, next_insert_id;
+  ulonglong last_insert_id, next_insert_id, current_insert_id;
   ulonglong limit_found_rows;
   ha_rows    cuted_fields, sent_row_count, examined_row_count;
   ulong client_capabilities;
   uint in_sub_stmt;
   bool enable_slow_log, insert_id_used, clear_next_insert_id;
+  bool last_insert_id_used;
   my_bool no_send_ok;
   SAVEPOINT *savepoints;
 };