auto_value_on_zero bug test

mysql-test/r/auto_increment.result:
  bug test
mysql-test/t/auto_increment.test:
  bug test
sql/sql_base.cc:
  cleanup

mysql-test/r/auto_increment.result

@@ -201,12 +201,23 @@ a	b
 202	5
 203	6
 204	7
+alter table t1 modify b mediumint;
+select * from t1 order by b;
+a	b
+1	1
+200	2
+205	3
+201	4
+202	5
+203	6
+204	7
 delete from t1 where a=0;
 update t1 set a=0 where b=5;
 select * from t1 order by b;
 a	b
 1	1
 200	2
+205	3
 201	4
 0	5
 203	6
@@ -214,7 +225,7 @@ a	b
 delete from t1 where a=0;
 update t1 set a=NULL where b=6;
 Warnings:
-Warning	1263	Data truncated; NULL supplied to NOT NULL column 'a' at row 4
+Warning	1263	Data truncated; NULL supplied to NOT NULL column 'a' at row 5
 update t1 set a=300 where b=7;
 SET SQL_MODE='';
 insert into t1(a,b)values(NULL,8);
@@ -228,6 +239,7 @@ select * from t1 order by b;
 a	b
 1	1
 200	2
+205	3
 201	4
 0	6
 300	7
@@ -244,6 +256,7 @@ select * from t1 order by b;
 a	b
 1	1
 200	2
+205	3
 201	4
 300	7
 301	8
@@ -256,12 +269,13 @@ a	b
 delete from t1 where a=0;
 update t1 set a=NULL where b=13;
 Warnings:
-Warning	1263	Data truncated; NULL supplied to NOT NULL column 'a' at row 9
+Warning	1263	Data truncated; NULL supplied to NOT NULL column 'a' at row 10
 update t1 set a=500 where b=14;
 select * from t1 order by b;
 a	b
 1	1
 200	2
+205	3
 201	4
 300	7
 301	8

mysql-test/t/auto_increment.test

@@ -138,6 +138,8 @@ insert into t1(b)values(5);
 insert into t1(b)values(6);
 insert into t1(b)values(7);
 select * from t1 order by b;
+alter table t1 modify b mediumint;
+select * from t1 order by b;
 delete from t1 where a=0;
 update t1 set a=0 where b=5;
 select * from t1 order by b;

sql/sql_base.cc

@@ -2587,7 +2587,7 @@ fill_record(List<Item> &fields,List<Item> &values, bool ignore_errors)
     Field *rfield= field->field;
     TABLE *table= rfield->table;
     if (rfield == table->next_number_field)
-      table->auto_increment_field_not_null= true;
+      table->auto_increment_field_not_null= TRUE;
     if ((value->save_in_field(rfield, 0) < 0) && !ignore_errors)
       DBUG_RETURN(1);
   }
@@ -2608,7 +2608,7 @@ fill_record(Field **ptr,List<Item> &values, bool ignore_errors)
     value=v++;
     TABLE *table= field->table;
     if (field == table->next_number_field)
-      table->auto_increment_field_not_null= true;
+      table->auto_increment_field_not_null= TRUE;
     if ((value->save_in_field(field, 0) < 0) && !ignore_errors)
       DBUG_RETURN(1);
   }